Finding the Fourth Proportional to 10,215.42, 14,096.88 and 6,243.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,215.42 : 14,096.88 = 6,243.18 : x
2. Step 2: Convert to fraction form
   10,215.42/14,096.88 = 6,243.18/x
3. Step 3: Cross multiply
   10,215.42x = 14,096.88 × 6,243.18
4. Step 4: Simplify right side
   10,215.42x = 88,009,359.28
5. Step 5: Solve for x
   x = 88,009,359.28/10,215.42
6. Step 6: Final answer
   x = 8,615.34