Finding the Fourth Proportional to 9,385.84, 12,949.92 and 5,607.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,385.84 : 12,949.92 = 5,607.33 : x
2. Step 2: Convert to fraction form
   9,385.84/12,949.92 = 5,607.33/x
3. Step 3: Cross multiply
   9,385.84x = 12,949.92 × 5,607.33
4. Step 4: Simplify right side
   9,385.84x = 72,614,474.91
5. Step 5: Solve for x
   x = 72,614,474.91/9,385.84
6. Step 6: Final answer
   x = 7,736.60