Finding the Fourth Proportional to 9,118.05, 12,584.15 and 5,342.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,118.05 : 12,584.15 = 5,342.73 : x
2. Step 2: Convert to fraction form
   9,118.05/12,584.15 = 5,342.73/x
3. Step 3: Cross multiply
   9,118.05x = 12,584.15 × 5,342.73
4. Step 4: Simplify right side
   9,118.05x = 67,233,689.02
5. Step 5: Solve for x
   x = 67,233,689.02/9,118.05
6. Step 6: Final answer
   x = 7,373.69