Finding the Fourth Proportional to 75,131.27, 103,683.50 and 41,142.98

Step by Step Solution

1. Step 1: Write the proportion equation
   75,131.27 : 103,683.50 = 41,142.98 : x
2. Step 2: Convert to fraction form
   75,131.27/103,683.50 = 41,142.98/x
3. Step 3: Cross multiply
   75,131.27x = 103,683.50 × 41,142.98
4. Step 4: Simplify right side
   75,131.27x = 4,265,848,166.83
5. Step 5: Solve for x
   x = 4,265,848,166.83/75,131.27
6. Step 6: Final answer
   x = 56,778.60