Finding the Fourth Proportional to 9,266.38, 12,787.60 and 5,074.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,266.38 : 12,787.60 = 5,074.62 : x
2. Step 2: Convert to fraction form
   9,266.38/12,787.60 = 5,074.62/x
3. Step 3: Cross multiply
   9,266.38x = 12,787.60 × 5,074.62
4. Step 4: Simplify right side
   9,266.38x = 64,892,210.71
5. Step 5: Solve for x
   x = 64,892,210.71/9,266.38
6. Step 6: Final answer
   x = 7,002.97