Finding the Fourth Proportional to 98,748.48, 147,363.37 and 88,250.88

Step by Step Solution

1. Step 1: Write the proportion equation
   98,748.48 : 147,363.37 = 88,250.88 : x
2. Step 2: Convert to fraction form
   98,748.48/147,363.37 = 88,250.88/x
3. Step 3: Cross multiply
   98,748.48x = 147,363.37 × 88,250.88
4. Step 4: Simplify right side
   98,748.48x = 13,004,946,861.64
5. Step 5: Solve for x
   x = 13,004,946,861.64/98,748.48
6. Step 6: Final answer
   x = 131,697.69