Finding the Fourth Proportional to 98,564.80, 147,859.49 and 38,585.52

Step by Step Solution

1. Step 1: Write the proportion equation
   98,564.80 : 147,859.49 = 38,585.52 : x
2. Step 2: Convert to fraction form
   98,564.80/147,859.49 = 38,585.52/x
3. Step 3: Cross multiply
   98,564.80x = 147,859.49 × 38,585.52
4. Step 4: Simplify right side
   98,564.80x = 5,705,235,820.90
5. Step 5: Solve for x
   x = 5,705,235,820.90/98,564.80
6. Step 6: Final answer
   x = 57,883.10