Finding the Fourth Proportional to 53,158.10, 73,358.22 and 29,284.78

Step by Step Solution

1. Step 1: Write the proportion equation
   53,158.10 : 73,358.22 = 29,284.78 : x
2. Step 2: Convert to fraction form
   53,158.10/73,358.22 = 29,284.78/x
3. Step 3: Cross multiply
   53,158.10x = 73,358.22 × 29,284.78
4. Step 4: Simplify right side
   53,158.10x = 2,148,279,333.89
5. Step 5: Solve for x
   x = 2,148,279,333.89/53,158.10
6. Step 6: Final answer
   x = 40,413.02