Finding the Fourth Proportional to 71,123.00, 98,149.37 and 39,291.89

Step by Step Solution

1. Step 1: Write the proportion equation
   71,123.00 : 98,149.37 = 39,291.89 : x
2. Step 2: Convert to fraction form
   71,123.00/98,149.37 = 39,291.89/x
3. Step 3: Cross multiply
   71,123.00x = 98,149.37 × 39,291.89
4. Step 4: Simplify right side
   71,123.00x = 3,856,473,562.40
5. Step 5: Solve for x
   x = 3,856,473,562.40/71,123.00
6. Step 6: Final answer
   x = 54,222.60