Finding the Fourth Proportional to 10,868.88, 16,304.58 and 3,470.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,868.88 : 16,304.58 = 3,470.72 : x
2. Step 2: Convert to fraction form
   10,868.88/16,304.58 = 3,470.72/x
3. Step 3: Cross multiply
   10,868.88x = 16,304.58 × 3,470.72
4. Step 4: Simplify right side
   10,868.88x = 56,588,631.90
5. Step 5: Solve for x
   x = 56,588,631.90/10,868.88
6. Step 6: Final answer
   x = 5,206.48