Finding the Fourth Proportional to 39,517.82, 58,768.48 and 38,272.04

Step by Step Solution

1. Step 1: Write the proportion equation
   39,517.82 : 58,768.48 = 38,272.04 : x
2. Step 2: Convert to fraction form
   39,517.82/58,768.48 = 38,272.04/x
3. Step 3: Cross multiply
   39,517.82x = 58,768.48 × 38,272.04
4. Step 4: Simplify right side
   39,517.82x = 2,249,189,617.30
5. Step 5: Solve for x
   x = 2,249,189,617.30/39,517.82
6. Step 6: Final answer
   x = 56,915.83