Finding the Fourth Proportional to 2,734.72, 3,773.69 and 1,539.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,734.72 : 3,773.69 = 1,539.81 : x
2. Step 2: Convert to fraction form
   2,734.72/3,773.69 = 1,539.81/x
3. Step 3: Cross multiply
   2,734.72x = 3,773.69 × 1,539.81
4. Step 4: Simplify right side
   2,734.72x = 5,810,770.74
5. Step 5: Solve for x
   x = 5,810,770.74/2,734.72
6. Step 6: Final answer
   x = 2,124.82