Finding the Fourth Proportional to 113,636,081.17, 156,817,724.37 and 61,425,117.55

Step by Step Solution

1. Step 1: Write the proportion equation
   113,636,081.17 : 156,817,724.37 = 61,425,117.55 : x
2. Step 2: Convert to fraction form
   113,636,081.17/156,817,724.37 = 61,425,117.55/x
3. Step 3: Cross multiply
   113,636,081.17x = 156,817,724.37 × 61,425,117.55
4. Step 4: Simplify right side
   113,636,081.17x = 9,632,547,152,566,662
5. Step 5: Solve for x
   x = 9,632,547,152,566,662/113,636,081.17
6. Step 6: Final answer
   x = 84,766,625.65