Finding the Fourth Proportional to 67,830.90, 101,717.55 and 32,781.30

Step by Step Solution

1. Step 1: Write the proportion equation
   67,830.90 : 101,717.55 = 32,781.30 : x
2. Step 2: Convert to fraction form
   67,830.90/101,717.55 = 32,781.30/x
3. Step 3: Cross multiply
   67,830.90x = 101,717.55 × 32,781.30
4. Step 4: Simplify right side
   67,830.90x = 3,334,433,521.82
5. Step 5: Solve for x
   x = 3,334,433,521.82/67,830.90
6. Step 6: Final answer
   x = 49,158.03