Finding the Fourth Proportional to 14,118.32, 21,178.52 and 3,730

Step by Step Solution

1. Step 1: Write the proportion equation
   14,118.32 : 21,178.52 = 3,730 : x
2. Step 2: Convert to fraction form
   14,118.32/21,178.52 = 3,730/x
3. Step 3: Cross multiply
   14,118.32x = 21,178.52 × 3,730
4. Step 4: Simplify right side
   14,118.32x = 78,995,879.60
5. Step 5: Solve for x
   x = 78,995,879.60/14,118.32
6. Step 6: Final answer
   x = 5,595.27