Finding the Fourth Proportional to 57,613.59, 86,432.18 and 32,664.78

Step by Step Solution

1. Step 1: Write the proportion equation
   57,613.59 : 86,432.18 = 32,664.78 : x
2. Step 2: Convert to fraction form
   57,613.59/86,432.18 = 32,664.78/x
3. Step 3: Cross multiply
   57,613.59x = 86,432.18 × 32,664.78
4. Step 4: Simplify right side
   57,613.59x = 2,823,287,981.30
5. Step 5: Solve for x
   x = 2,823,287,981.30/57,613.59
6. Step 6: Final answer
   x = 49,003.85