Finding the Fourth Proportional to 71,773.06, 99,046.10 and 39,941.42

Step by Step Solution

1. Step 1: Write the proportion equation
   71,773.06 : 99,046.10 = 39,941.42 : x
2. Step 2: Convert to fraction form
   71,773.06/99,046.10 = 39,941.42/x
3. Step 3: Cross multiply
   71,773.06x = 99,046.10 × 39,941.42
4. Step 4: Simplify right side
   71,773.06x = 3,956,041,879.46
5. Step 5: Solve for x
   x = 3,956,041,879.46/71,773.06
6. Step 6: Final answer
   x = 55,118.76