Finding the Fourth Proportional to 102,425.05, 141,343.83 and 59,401.87

Step by Step Solution

1. Step 1: Write the proportion equation
   102,425.05 : 141,343.83 = 59,401.87 : x
2. Step 2: Convert to fraction form
   102,425.05/141,343.83 = 59,401.87/x
3. Step 3: Cross multiply
   102,425.05x = 141,343.83 × 59,401.87
4. Step 4: Simplify right side
   102,425.05x = 8,396,087,814.96
5. Step 5: Solve for x
   x = 8,396,087,814.96/102,425.05
6. Step 6: Final answer
   x = 81,972.99