Finding the Fourth Proportional to 14,061.48, 19,405.62 and 7,773.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,061.48 : 19,405.62 = 7,773.72 : x
2. Step 2: Convert to fraction form
   14,061.48/19,405.62 = 7,773.72/x
3. Step 3: Cross multiply
   14,061.48x = 19,405.62 × 7,773.72
4. Step 4: Simplify right side
   14,061.48x = 150,853,856.31
5. Step 5: Solve for x
   x = 150,853,856.31/14,061.48
6. Step 6: Final answer
   x = 10,728.16