Finding the Fourth Proportional to 12,285.04, 16,948.52 and 7,561.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,285.04 : 16,948.52 = 7,561.12 : x
2. Step 2: Convert to fraction form
   12,285.04/16,948.52 = 7,561.12/x
3. Step 3: Cross multiply
   12,285.04x = 16,948.52 × 7,561.12
4. Step 4: Simplify right side
   12,285.04x = 128,149,793.54
5. Step 5: Solve for x
   x = 128,149,793.54/12,285.04
6. Step 6: Final answer
   x = 10,431.37