Finding the Fourth Proportional to 16,693.32, 23,037.30 and 9,620.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,693.32 : 23,037.30 = 9,620.04 : x
2. Step 2: Convert to fraction form
   16,693.32/23,037.30 = 9,620.04/x
3. Step 3: Cross multiply
   16,693.32x = 23,037.30 × 9,620.04
4. Step 4: Simplify right side
   16,693.32x = 221,619,747.49
5. Step 5: Solve for x
   x = 221,619,747.49/16,693.32
6. Step 6: Final answer
   x = 13,275.95