Finding the Fourth Proportional to 2,517.94, 3,773.31 and 1,420.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,517.94 : 3,773.31 = 1,420.66 : x
2. Step 2: Convert to fraction form
   2,517.94/3,773.31 = 1,420.66/x
3. Step 3: Cross multiply
   2,517.94x = 3,773.31 × 1,420.66
4. Step 4: Simplify right side
   2,517.94x = 5,360,590.58
5. Step 5: Solve for x
   x = 5,360,590.58/2,517.94
6. Step 6: Final answer
   x = 2,128.96