Finding the Fourth Proportional to 62,949.86, 86,865.50 and 36,086.20

Step by Step Solution

1. Step 1: Write the proportion equation
   62,949.86 : 86,865.50 = 36,086.20 : x
2. Step 2: Convert to fraction form
   62,949.86/86,865.50 = 36,086.20/x
3. Step 3: Cross multiply
   62,949.86x = 86,865.50 × 36,086.20
4. Step 4: Simplify right side
   62,949.86x = 3,134,645,806.10
5. Step 5: Solve for x
   x = 3,134,645,806.10/62,949.86
6. Step 6: Final answer
   x = 49,795.91