Finding the Fourth Proportional to 8,598.29, 12,904.72 and 3,407.81

Step by Step Solution

1. Step 1: Write the proportion equation
   8,598.29 : 12,904.72 = 3,407.81 : x
2. Step 2: Convert to fraction form
   8,598.29/12,904.72 = 3,407.81/x
3. Step 3: Cross multiply
   8,598.29x = 12,904.72 × 3,407.81
4. Step 4: Simplify right side
   8,598.29x = 43,976,760.82
5. Step 5: Solve for x
   x = 43,976,760.82/8,598.29
6. Step 6: Final answer
   x = 5,114.60