Finding the Fourth Proportional to 12,752,414,496,622, 19,128,621,744,932 and 12,752,414,496,622

Step by Step Solution

1. Step 1: Write the proportion equation
   12,752,414,496,622 : 19,128,621,744,932 = 12,752,414,496,622 : x
2. Step 2: Convert to fraction form
   12,752,414,496,622/19,128,621,744,932 = 12,752,414,496,622/x
3. Step 3: Cross multiply
   12,752,414,496,622x = 19,128,621,744,932 × 12,752,414,496,622
4. Step 4: Simplify right side
   12,752,414,496,622x = 243,936,113,240,469,641,097,117,696
5. Step 5: Solve for x
   x = 243,936,113,240,469,641,097,117,696/12,752,414,496,622
6. Step 6: Final answer
   x = 19,128,621,744,932