Finding the Fourth Proportional to 8,839.80, 12,200.76 and 5,304.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,839.80 : 12,200.76 = 5,304.96 : x
2. Step 2: Convert to fraction form
   8,839.80/12,200.76 = 5,304.96/x
3. Step 3: Cross multiply
   8,839.80x = 12,200.76 × 5,304.96
4. Step 4: Simplify right side
   8,839.80x = 64,724,543.77
5. Step 5: Solve for x
   x = 64,724,543.77/8,839.80
6. Step 6: Final answer
   x = 7,321.95