Finding the Fourth Proportional to 12,752,414,496,632, 19,128,621,744,946 and 12,752,414,496,632

Step by Step Solution

1. Step 1: Write the proportion equation
   12,752,414,496,632 : 19,128,621,744,946 = 12,752,414,496,632 : x
2. Step 2: Convert to fraction form
   12,752,414,496,632/19,128,621,744,946 = 12,752,414,496,632/x
3. Step 3: Cross multiply
   12,752,414,496,632x = 19,128,621,744,946 × 12,752,414,496,632
4. Step 4: Simplify right side
   12,752,414,496,632x = 243,936,113,240,839,489,320,910,848
5. Step 5: Solve for x
   x = 243,936,113,240,839,489,320,910,848/12,752,414,496,632
6. Step 6: Final answer
   x = 19,128,621,744,946