Finding the Fourth Proportional to 62,761.50, 86,618.55 and 36,265.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,761.50 : 86,618.55 = 36,265.50 : x
2. Step 2: Convert to fraction form
   62,761.50/86,618.55 = 36,265.50/x
3. Step 3: Cross multiply
   62,761.50x = 86,618.55 × 36,265.50
4. Step 4: Simplify right side
   62,761.50x = 3,141,265,025.03
5. Step 5: Solve for x
   x = 3,141,265,025.03/62,761.50
6. Step 6: Final answer
   x = 50,050.83