Finding the Fourth Proportional to 8,998.29, 12,417.71 and 5,018.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,998.29 : 12,417.71 = 5,018.76 : x
2. Step 2: Convert to fraction form
   8,998.29/12,417.71 = 5,018.76/x
3. Step 3: Cross multiply
   8,998.29x = 12,417.71 × 5,018.76
4. Step 4: Simplify right side
   8,998.29x = 62,321,481.15
5. Step 5: Solve for x
   x = 62,321,481.15/8,998.29
6. Step 6: Final answer
   x = 6,925.92