Finding the Fourth Proportional to 8,522.54, 12,785.55 and 3,592.17

Step by Step Solution

1. Step 1: Write the proportion equation
   8,522.54 : 12,785.55 = 3,592.17 : x
2. Step 2: Convert to fraction form
   8,522.54/12,785.55 = 3,592.17/x
3. Step 3: Cross multiply
   8,522.54x = 12,785.55 × 3,592.17
4. Step 4: Simplify right side
   8,522.54x = 45,927,891.63
5. Step 5: Solve for x
   x = 45,927,891.63/8,522.54
6. Step 6: Final answer
   x = 5,388.99