Finding the Fourth Proportional to 2,849.86, 4,274.24 and 1,207.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,849.86 : 4,274.24 = 1,207.56 : x
2. Step 2: Convert to fraction form
   2,849.86/4,274.24 = 1,207.56/x
3. Step 3: Cross multiply
   2,849.86x = 4,274.24 × 1,207.56
4. Step 4: Simplify right side
   2,849.86x = 5,161,401.25
5. Step 5: Solve for x
   x = 5,161,401.25/2,849.86
6. Step 6: Final answer
   x = 1,811.11