Finding the Fourth Proportional to 14,443.86, 19,932.57 and 8,156.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,443.86 : 19,932.57 = 8,156.10 : x
2. Step 2: Convert to fraction form
   14,443.86/19,932.57 = 8,156.10/x
3. Step 3: Cross multiply
   14,443.86x = 19,932.57 × 8,156.10
4. Step 4: Simplify right side
   14,443.86x = 162,572,034.18
5. Step 5: Solve for x
   x = 162,572,034.18/14,443.86
6. Step 6: Final answer
   x = 11,255.44