Finding the Fourth Proportional to 98,757.42, 148,154.56 and 39,597.72

Step by Step Solution

1. Step 1: Write the proportion equation
   98,757.42 : 148,154.56 = 39,597.72 : x
2. Step 2: Convert to fraction form
   98,757.42/148,154.56 = 39,597.72/x
3. Step 3: Cross multiply
   98,757.42x = 148,154.56 × 39,597.72
4. Step 4: Simplify right side
   98,757.42x = 5,866,582,783.60
5. Step 5: Solve for x
   x = 5,866,582,783.60/98,757.42
6. Step 6: Final answer
   x = 59,403.97