Finding the Fourth Proportional to 8,554.32, 12,825.96 and 3,360.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,554.32 : 12,825.96 = 3,360.72 : x
2. Step 2: Convert to fraction form
   8,554.32/12,825.96 = 3,360.72/x
3. Step 3: Cross multiply
   8,554.32x = 12,825.96 × 3,360.72
4. Step 4: Simplify right side
   8,554.32x = 43,104,460.29
5. Step 5: Solve for x
   x = 43,104,460.29/8,554.32
6. Step 6: Final answer
   x = 5,038.91