Finding the Fourth Proportional to 9,472.38, 13,072.98 and 5,493.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,472.38 : 13,072.98 = 5,493.61 : x
2. Step 2: Convert to fraction form
   9,472.38/13,072.98 = 5,493.61/x
3. Step 3: Cross multiply
   9,472.38x = 13,072.98 × 5,493.61
4. Step 4: Simplify right side
   9,472.38x = 71,817,853.66
5. Step 5: Solve for x
   x = 71,817,853.66/9,472.38
6. Step 6: Final answer
   x = 7,581.82