Finding the Fourth Proportional to 10,665.50, 14,715.88 and 6,472.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,665.50 : 14,715.88 = 6,472.94 : x
2. Step 2: Convert to fraction form
   10,665.50/14,715.88 = 6,472.94/x
3. Step 3: Cross multiply
   10,665.50x = 14,715.88 × 6,472.94
4. Step 4: Simplify right side
   10,665.50x = 95,254,918.53
5. Step 5: Solve for x
   x = 95,254,918.53/10,665.50
6. Step 6: Final answer
   x = 8,931.13