Finding the Fourth Proportional to 58,158.16, 80,288.80 and 39,137.94

Step by Step Solution

1. Step 1: Write the proportion equation
   58,158.16 : 80,288.80 = 39,137.94 : x
2. Step 2: Convert to fraction form
   58,158.16/80,288.80 = 39,137.94/x
3. Step 3: Cross multiply
   58,158.16x = 80,288.80 × 39,137.94
4. Step 4: Simplify right side
   58,158.16x = 3,142,338,139.23
5. Step 5: Solve for x
   x = 3,142,338,139.23/58,158.16
6. Step 6: Final answer
   x = 54,030.91