Finding the Fourth Proportional to 8,498.40, 12,748.96 and 2,955.04

Step by Step Solution

1. Step 1: Write the proportion equation
   8,498.40 : 12,748.96 = 2,955.04 : x
2. Step 2: Convert to fraction form
   8,498.40/12,748.96 = 2,955.04/x
3. Step 3: Cross multiply
   8,498.40x = 12,748.96 × 2,955.04
4. Step 4: Simplify right side
   8,498.40x = 37,673,686.76
5. Step 5: Solve for x
   x = 37,673,686.76/8,498.40
6. Step 6: Final answer
   x = 4,433.03