Finding the Fourth Proportional to 14,048.72, 19,387.22 and 7,761.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,048.72 : 19,387.22 = 7,761.10 : x
2. Step 2: Convert to fraction form
   14,048.72/19,387.22 = 7,761.10/x
3. Step 3: Cross multiply
   14,048.72x = 19,387.22 × 7,761.10
4. Step 4: Simplify right side
   14,048.72x = 150,466,153.14
5. Step 5: Solve for x
   x = 150,466,153.14/14,048.72
6. Step 6: Final answer
   x = 10,710.31