Finding the Fourth Proportional to 16,300.80, 22,492.32 and 9,585.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,300.80 : 22,492.32 = 9,585.12 : x
2. Step 2: Convert to fraction form
   16,300.80/22,492.32 = 9,585.12/x
3. Step 3: Cross multiply
   16,300.80x = 22,492.32 × 9,585.12
4. Step 4: Simplify right side
   16,300.80x = 215,591,586.28
5. Step 5: Solve for x
   x = 215,591,586.28/16,300.80
6. Step 6: Final answer
   x = 13,225.83