Finding the Fourth Proportional to 53,002.78, 73,148.50 and 29,134.10

Step by Step Solution

1. Step 1: Write the proportion equation
   53,002.78 : 73,148.50 = 29,134.10 : x
2. Step 2: Convert to fraction form
   53,002.78/73,148.50 = 29,134.10/x
3. Step 3: Cross multiply
   53,002.78x = 73,148.50 × 29,134.10
4. Step 4: Simplify right side
   53,002.78x = 2,131,115,713.85
5. Step 5: Solve for x
   x = 2,131,115,713.85/53,002.78
6. Step 6: Final answer
   x = 40,207.62