Finding the Fourth Proportional to 8,508.29, 12,762.37 and 3,314.17

Step by Step Solution

1. Step 1: Write the proportion equation
   8,508.29 : 12,762.37 = 3,314.17 : x
2. Step 2: Convert to fraction form
   8,508.29/12,762.37 = 3,314.17/x
3. Step 3: Cross multiply
   8,508.29x = 12,762.37 × 3,314.17
4. Step 4: Simplify right side
   8,508.29x = 42,296,663.78
5. Step 5: Solve for x
   x = 42,296,663.78/8,508.29
6. Step 6: Final answer
   x = 4,971.23