Finding the Fourth Proportional to 14,185.32, 19,575.72 and 7,899.18

Step by Step Solution

1. Step 1: Write the proportion equation
   14,185.32 : 19,575.72 = 7,899.18 : x
2. Step 2: Convert to fraction form
   14,185.32/19,575.72 = 7,899.18/x
3. Step 3: Cross multiply
   14,185.32x = 19,575.72 × 7,899.18
4. Step 4: Simplify right side
   14,185.32x = 154,632,135.91
5. Step 5: Solve for x
   x = 154,632,135.91/14,185.32
6. Step 6: Final answer
   x = 10,900.86