Finding the Fourth Proportional to 2,892.29, 4,338.52 and 1,248.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892.29 : 4,338.52 = 1,248.53 : x
2. Step 2: Convert to fraction form
   2,892.29/4,338.52 = 1,248.53/x
3. Step 3: Cross multiply
   2,892.29x = 4,338.52 × 1,248.53
4. Step 4: Simplify right side
   2,892.29x = 5,416,747.56
5. Step 5: Solve for x
   x = 5,416,747.56/2,892.29
6. Step 6: Final answer
   x = 1,872.83