Finding the Fourth Proportional to 8,892.33, 12,265.99 and 5,704.55

Step by Step Solution

1. Step 1: Write the proportion equation
   8,892.33 : 12,265.99 = 5,704.55 : x
2. Step 2: Convert to fraction form
   8,892.33/12,265.99 = 5,704.55/x
3. Step 3: Cross multiply
   8,892.33x = 12,265.99 × 5,704.55
4. Step 4: Simplify right side
   8,892.33x = 69,971,969.66
5. Step 5: Solve for x
   x = 69,971,969.66/8,892.33
6. Step 6: Final answer
   x = 7,868.80