Finding the Fourth Proportional to 9,200.50, 12,696.70 and 5,008.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,200.50 : 12,696.70 = 5,008.76 : x
2. Step 2: Convert to fraction form
   9,200.50/12,696.70 = 5,008.76/x
3. Step 3: Cross multiply
   9,200.50x = 12,696.70 × 5,008.76
4. Step 4: Simplify right side
   9,200.50x = 63,594,723.09
5. Step 5: Solve for x
   x = 63,594,723.09/9,200.50
6. Step 6: Final answer
   x = 6,912.09