Finding the Fourth Proportional to 14,180.72, 19,569.40 and 7,892.96

Step by Step Solution

1. Step 1: Write the proportion equation
   14,180.72 : 19,569.40 = 7,892.96 : x
2. Step 2: Convert to fraction form
   14,180.72/19,569.40 = 7,892.96/x
3. Step 3: Cross multiply
   14,180.72x = 19,569.40 × 7,892.96
4. Step 4: Simplify right side
   14,180.72x = 154,460,491.42
5. Step 5: Solve for x
   x = 154,460,491.42/14,180.72
6. Step 6: Final answer
   x = 10,892.29