Finding the Fourth Proportional to 62,715.86, 86,544.86 and 35,861.31

Step by Step Solution

1. Step 1: Write the proportion equation
   62,715.86 : 86,544.86 = 35,861.31 : x
2. Step 2: Convert to fraction form
   62,715.86/86,544.86 = 35,861.31/x
3. Step 3: Cross multiply
   62,715.86x = 86,544.86 × 35,861.31
4. Step 4: Simplify right side
   62,715.86x = 3,103,611,874.06
5. Step 5: Solve for x
   x = 3,103,611,874.06/62,715.86
6. Step 6: Final answer
   x = 49,486.88