Finding the Fourth Proportional to 58,189.03, 80,331.55 and 39,168.82

Step by Step Solution

1. Step 1: Write the proportion equation
   58,189.03 : 80,331.55 = 39,168.82 : x
2. Step 2: Convert to fraction form
   58,189.03/80,331.55 = 39,168.82/x
3. Step 3: Cross multiply
   58,189.03x = 80,331.55 × 39,168.82
4. Step 4: Simplify right side
   58,189.03x = 3,146,491,572.90
5. Step 5: Solve for x
   x = 3,146,491,572.90/58,189.03
6. Step 6: Final answer
   x = 54,073.62