Finding the Fourth Proportional to 10,772.16, 14,871.20 and 7,253.92

Step by Step Solution

1. Step 1: Write the proportion equation
   10,772.16 : 14,871.20 = 7,253.92 : x
2. Step 2: Convert to fraction form
   10,772.16/14,871.20 = 7,253.92/x
3. Step 3: Cross multiply
   10,772.16x = 14,871.20 × 7,253.92
4. Step 4: Simplify right side
   10,772.16x = 107,874,495.10
5. Step 5: Solve for x
   x = 107,874,495.10/10,772.16
6. Step 6: Final answer
   x = 10,014.19