Finding the Fourth Proportional to 10,669.40, 14,720.82 and 6,892.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,669.40 : 14,720.82 = 6,892.72 : x
2. Step 2: Convert to fraction form
   10,669.40/14,720.82 = 6,892.72/x
3. Step 3: Cross multiply
   10,669.40x = 14,720.82 × 6,892.72
4. Step 4: Simplify right side
   10,669.40x = 101,466,416.83
5. Step 5: Solve for x
   x = 101,466,416.83/10,669.40
6. Step 6: Final answer
   x = 9,510.04