Finding the Fourth Proportional to 14,124.29, 19,491.88 and 7,751.15

Step by Step Solution

1. Step 1: Write the proportion equation
   14,124.29 : 19,491.88 = 7,751.15 : x
2. Step 2: Convert to fraction form
   14,124.29/19,491.88 = 7,751.15/x
3. Step 3: Cross multiply
   14,124.29x = 19,491.88 × 7,751.15
4. Step 4: Simplify right side
   14,124.29x = 151,084,515.01
5. Step 5: Solve for x
   x = 151,084,515.01/14,124.29
6. Step 6: Final answer
   x = 10,696.79