Finding the Fourth Proportional to 8,822.46, 12,174.71 and 5,045.57

Step by Step Solution

1. Step 1: Write the proportion equation
   8,822.46 : 12,174.71 = 5,045.57 : x
2. Step 2: Convert to fraction form
   8,822.46/12,174.71 = 5,045.57/x
3. Step 3: Cross multiply
   8,822.46x = 12,174.71 × 5,045.57
4. Step 4: Simplify right side
   8,822.46x = 61,428,265.43
5. Step 5: Solve for x
   x = 61,428,265.43/8,822.46
6. Step 6: Final answer
   x = 6,962.71