Finding the Fourth Proportional to 16,002.32, 22,087.15 and 9,719.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,002.32 : 22,087.15 = 9,719.96 : x
2. Step 2: Convert to fraction form
   16,002.32/22,087.15 = 9,719.96/x
3. Step 3: Cross multiply
   16,002.32x = 22,087.15 × 9,719.96
4. Step 4: Simplify right side
   16,002.32x = 214,686,079.78
5. Step 5: Solve for x
   x = 214,686,079.78/16,002.32
6. Step 6: Final answer
   x = 13,415.94