Finding the Fourth Proportional to 71,741.00, 99,002.59 and 39,909.90

Step by Step Solution

1. Step 1: Write the proportion equation
   71,741.00 : 99,002.59 = 39,909.90 : x
2. Step 2: Convert to fraction form
   71,741.00/99,002.59 = 39,909.90/x
3. Step 3: Cross multiply
   71,741.00x = 99,002.59 × 39,909.90
4. Step 4: Simplify right side
   71,741.00x = 3,951,183,514.72
5. Step 5: Solve for x
   x = 3,951,183,514.72/71,741.00
6. Step 6: Final answer
   x = 55,075.67