Finding the Fourth Proportional to 12,244.28, 16,898.32 and 7,770.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,244.28 : 16,898.32 = 7,770.04 : x
2. Step 2: Convert to fraction form
   12,244.28/16,898.32 = 7,770.04/x
3. Step 3: Cross multiply
   12,244.28x = 16,898.32 × 7,770.04
4. Step 4: Simplify right side
   12,244.28x = 131,300,622.33
5. Step 5: Solve for x
   x = 131,300,622.33/12,244.28
6. Step 6: Final answer
   x = 10,723.43