Finding the Fourth Proportional to 10,864.18, 16,296.40 and 3,468.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,864.18 : 16,296.40 = 3,468.60 : x
2. Step 2: Convert to fraction form
   10,864.18/16,296.40 = 3,468.60/x
3. Step 3: Cross multiply
   10,864.18x = 16,296.40 × 3,468.60
4. Step 4: Simplify right side
   10,864.18x = 56,525,693.04
5. Step 5: Solve for x
   x = 56,525,693.04/10,864.18
6. Step 6: Final answer
   x = 5,202.94