Finding the Fourth Proportional to 8,779.29, 12,114.57 and 5,002.17

Step by Step Solution

1. Step 1: Write the proportion equation
   8,779.29 : 12,114.57 = 5,002.17 : x
2. Step 2: Convert to fraction form
   8,779.29/12,114.57 = 5,002.17/x
3. Step 3: Cross multiply
   8,779.29x = 12,114.57 × 5,002.17
4. Step 4: Simplify right side
   8,779.29x = 60,599,138.62
5. Step 5: Solve for x
   x = 60,599,138.62/8,779.29
6. Step 6: Final answer
   x = 6,902.51