Finding the Fourth Proportional to 8,702.98, 12,010.16 and 4,724.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,702.98 : 12,010.16 = 4,724.10 : x
2. Step 2: Convert to fraction form
   8,702.98/12,010.16 = 4,724.10/x
3. Step 3: Cross multiply
   8,702.98x = 12,010.16 × 4,724.10
4. Step 4: Simplify right side
   8,702.98x = 56,737,196.86
5. Step 5: Solve for x
   x = 56,737,196.86/8,702.98
6. Step 6: Final answer
   x = 6,519.28