Finding the Fourth Proportional to 8,779.18, 12,113.86 and 5,002.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,779.18 : 12,113.86 = 5,002.42 : x
2. Step 2: Convert to fraction form
   8,779.18/12,113.86 = 5,002.42/x
3. Step 3: Cross multiply
   8,779.18x = 12,113.86 × 5,002.42
4. Step 4: Simplify right side
   8,779.18x = 60,598,615.54
5. Step 5: Solve for x
   x = 60,598,615.54/8,779.18
6. Step 6: Final answer
   x = 6,902.54