Finding the Fourth Proportional to 16,077.15, 22,187.23 and 9,703.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,077.15 : 22,187.23 = 9,703.61 : x
2. Step 2: Convert to fraction form
   16,077.15/22,187.23 = 9,703.61/x
3. Step 3: Cross multiply
   16,077.15x = 22,187.23 × 9,703.61
4. Step 4: Simplify right side
   16,077.15x = 215,296,178.82
5. Step 5: Solve for x
   x = 215,296,178.82/16,077.15
6. Step 6: Final answer
   x = 13,391.44