Finding the Fourth Proportional to 52,147.34, 71,962.89 and 29,490.78

Step by Step Solution

1. Step 1: Write the proportion equation
   52,147.34 : 71,962.89 = 29,490.78 : x
2. Step 2: Convert to fraction form
   52,147.34/71,962.89 = 29,490.78/x
3. Step 3: Cross multiply
   52,147.34x = 71,962.89 × 29,490.78
4. Step 4: Simplify right side
   52,147.34x = 2,122,241,542.59
5. Step 5: Solve for x
   x = 2,122,241,542.59/52,147.34
6. Step 6: Final answer
   x = 40,697.03