Finding the Fourth Proportional to 102,632,423, 141,631,615.42 and 55,588,326.18

Step by Step Solution

1. Step 1: Write the proportion equation
   102,632,423 : 141,631,615.42 = 55,588,326.18 : x
2. Step 2: Convert to fraction form
   102,632,423/141,631,615.42 = 55,588,326.18/x
3. Step 3: Cross multiply
   102,632,423x = 141,631,615.42 × 55,588,326.18
4. Step 4: Simplify right side
   102,632,423x = 7,873,064,435,367,277
5. Step 5: Solve for x
   x = 7,873,064,435,367,277/102,632,423
6. Step 6: Final answer
   x = 76,711,279.00