Finding the Fourth Proportional to 6,864.27, 10,302.18 and 5,308.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,864.27 : 10,302.18 = 5,308.47 : x
2. Step 2: Convert to fraction form
   6,864.27/10,302.18 = 5,308.47/x
3. Step 3: Cross multiply
   6,864.27x = 10,302.18 × 5,308.47
4. Step 4: Simplify right side
   6,864.27x = 54,688,813.46
5. Step 5: Solve for x
   x = 54,688,813.46/6,864.27
6. Step 6: Final answer
   x = 7,967.17