Finding the Fourth Proportional to 16,073.72, 22,182.02 and 9,700.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,073.72 : 22,182.02 = 9,700.32 : x
2. Step 2: Convert to fraction form
   16,073.72/22,182.02 = 9,700.32/x
3. Step 3: Cross multiply
   16,073.72x = 22,182.02 × 9,700.32
4. Step 4: Simplify right side
   16,073.72x = 215,172,692.25
5. Step 5: Solve for x
   x = 215,172,692.25/16,073.72
6. Step 6: Final answer
   x = 13,386.61