Finding the Fourth Proportional to 98,505.86, 147,752.71 and 39,298.91

Step by Step Solution

1. Step 1: Write the proportion equation
   98,505.86 : 147,752.71 = 39,298.91 : x
2. Step 2: Convert to fraction form
   98,505.86/147,752.71 = 39,298.91/x
3. Step 3: Cross multiply
   98,505.86x = 147,752.71 × 39,298.91
4. Step 4: Simplify right side
   98,505.86x = 5,806,520,452.55
5. Step 5: Solve for x
   x = 5,806,520,452.55/98,505.86
6. Step 6: Final answer
   x = 58,945.94