Finding the Fourth Proportional to 2,347.15, 3,520.77 and 1,114.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,347.15 : 3,520.77 = 1,114.69 : x
2. Step 2: Convert to fraction form
   2,347.15/3,520.77 = 1,114.69/x
3. Step 3: Cross multiply
   2,347.15x = 3,520.77 × 1,114.69
4. Step 4: Simplify right side
   2,347.15x = 3,924,550.83
5. Step 5: Solve for x
   x = 3,924,550.83/2,347.15
6. Step 6: Final answer
   x = 1,672.05