Finding the Fourth Proportional to 12,752,414,496,738, 19,128,621,745,108 and 12,752,414,496,738

Step by Step Solution

1. Step 1: Write the proportion equation
   12,752,414,496,738 : 19,128,621,745,108 = 12,752,414,496,738 : x
2. Step 2: Convert to fraction form
   12,752,414,496,738/19,128,621,745,108 = 12,752,414,496,738/x
3. Step 3: Cross multiply
   12,752,414,496,738x = 19,128,621,745,108 × 12,752,414,496,738
4. Step 4: Simplify right side
   12,752,414,496,738x = 243,936,113,244,933,005,470,859,264
5. Step 5: Solve for x
   x = 243,936,113,244,933,005,470,859,264/12,752,414,496,738
6. Step 6: Final answer
   x = 19,128,621,745,108