Finding the Fourth Proportional to 2,280.34, 3,418.35 and 2,070.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.34 : 3,418.35 = 2,070.82 : x
2. Step 2: Convert to fraction form
   2,280.34/3,418.35 = 2,070.82/x
3. Step 3: Cross multiply
   2,280.34x = 3,418.35 × 2,070.82
4. Step 4: Simplify right side
   2,280.34x = 7,078,787.55
5. Step 5: Solve for x
   x = 7,078,787.55/2,280.34
6. Step 6: Final answer
   x = 3,104.27