Finding the Fourth Proportional to 8,784.39, 12,123.58 and 5,008.92

Step by Step Solution

1. Step 1: Write the proportion equation
   8,784.39 : 12,123.58 = 5,008.92 : x
2. Step 2: Convert to fraction form
   8,784.39/12,123.58 = 5,008.92/x
3. Step 3: Cross multiply
   8,784.39x = 12,123.58 × 5,008.92
4. Step 4: Simplify right side
   8,784.39x = 60,726,042.33
5. Step 5: Solve for x
   x = 60,726,042.33/8,784.39
6. Step 6: Final answer
   x = 6,912.95