Finding the Fourth Proportional to 14,053.56, 19,393.20 and 7,764.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,053.56 : 19,393.20 = 7,764.72 : x
2. Step 2: Convert to fraction form
   14,053.56/19,393.20 = 7,764.72/x
3. Step 3: Cross multiply
   14,053.56x = 19,393.20 × 7,764.72
4. Step 4: Simplify right side
   14,053.56x = 150,582,767.90
5. Step 5: Solve for x
   x = 150,582,767.90/14,053.56
6. Step 6: Final answer
   x = 10,714.92