Finding the Fourth Proportional to 8,337.43, 12,506.16 and 3,407.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,337.43 : 12,506.16 = 3,407.07 : x
2. Step 2: Convert to fraction form
   8,337.43/12,506.16 = 3,407.07/x
3. Step 3: Cross multiply
   8,337.43x = 12,506.16 × 3,407.07
4. Step 4: Simplify right side
   8,337.43x = 42,609,328.43
5. Step 5: Solve for x
   x = 42,609,328.43/8,337.43
6. Step 6: Final answer
   x = 5,110.61