Finding the Fourth Proportional to 2,730.71, 4,098.15 and 1,415.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,730.71 : 4,098.15 = 1,415.54 : x
2. Step 2: Convert to fraction form
   2,730.71/4,098.15 = 1,415.54/x
3. Step 3: Cross multiply
   2,730.71x = 4,098.15 × 1,415.54
4. Step 4: Simplify right side
   2,730.71x = 5,801,074.76
5. Step 5: Solve for x
   x = 5,801,074.76/2,730.71
6. Step 6: Final answer
   x = 2,124.39