Finding the Fourth Proportional to 102,114.77, 140,897.52 and 59,665.10

Step by Step Solution

1. Step 1: Write the proportion equation
   102,114.77 : 140,897.52 = 59,665.10 : x
2. Step 2: Convert to fraction form
   102,114.77/140,897.52 = 59,665.10/x
3. Step 3: Cross multiply
   102,114.77x = 140,897.52 × 59,665.10
4. Step 4: Simplify right side
   102,114.77x = 8,406,663,916.06
5. Step 5: Solve for x
   x = 8,406,663,916.06/102,114.77
6. Step 6: Final answer
   x = 82,325.65