Finding the Fourth Proportional to 107,658.62, 161,494.00 and 32,781.20

Step by Step Solution

1. Step 1: Write the proportion equation
   107,658.62 : 161,494.00 = 32,781.20 : x
2. Step 2: Convert to fraction form
   107,658.62/161,494.00 = 32,781.20/x
3. Step 3: Cross multiply
   107,658.62x = 161,494.00 × 32,781.20
4. Step 4: Simplify right side
   107,658.62x = 5,293,966,948.89
5. Step 5: Solve for x
   x = 5,293,966,948.89/107,658.62
6. Step 6: Final answer
   x = 49,173.65