Finding the Fourth Proportional to 2,892.38, 4,337.35 and 1,247.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892.38 : 4,337.35 = 1,247.27 : x
2. Step 2: Convert to fraction form
   2,892.38/4,337.35 = 1,247.27/x
3. Step 3: Cross multiply
   2,892.38x = 4,337.35 × 1,247.27
4. Step 4: Simplify right side
   2,892.38x = 5,409,821.73
5. Step 5: Solve for x
   x = 5,409,821.73/2,892.38
6. Step 6: Final answer
   x = 1,870.37