Finding the Fourth Proportional to 98,697.38, 148,061.45 and 32,121.79

Step by Step Solution

1. Step 1: Write the proportion equation
   98,697.38 : 148,061.45 = 32,121.79 : x
2. Step 2: Convert to fraction form
   98,697.38/148,061.45 = 32,121.79/x
3. Step 3: Cross multiply
   98,697.38x = 148,061.45 × 32,121.79
4. Step 4: Simplify right side
   98,697.38x = 4,755,998,514.15
5. Step 5: Solve for x
   x = 4,755,998,514.15/98,697.38
6. Step 6: Final answer
   x = 48,187.69