Finding the Fourth Proportional to 14,105.72, 19,465.44 and 7,818.32

Step by Step Solution

1. Step 1: Write the proportion equation
   14,105.72 : 19,465.44 = 7,818.32 : x
2. Step 2: Convert to fraction form
   14,105.72/19,465.44 = 7,818.32/x
3. Step 3: Cross multiply
   14,105.72x = 19,465.44 × 7,818.32
4. Step 4: Simplify right side
   14,105.72x = 152,187,038.86
5. Step 5: Solve for x
   x = 152,187,038.86/14,105.72
6. Step 6: Final answer
   x = 10,789.03