Finding the Fourth Proportional to 10,711.50, 14,781.06 and 5,931.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,711.50 : 14,781.06 = 5,931.42 : x
2. Step 2: Convert to fraction form
   10,711.50/14,781.06 = 5,931.42/x
3. Step 3: Cross multiply
   10,711.50x = 14,781.06 × 5,931.42
4. Step 4: Simplify right side
   10,711.50x = 87,672,674.91
5. Step 5: Solve for x
   x = 87,672,674.91/10,711.50
6. Step 6: Final answer
   x = 8,184.91