Finding the Fourth Proportional to 1,826.10, 2,737.35 and 959.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,826.10 : 2,737.35 = 959.58 : x
2. Step 2: Convert to fraction form
   1,826.10/2,737.35 = 959.58/x
3. Step 3: Cross multiply
   1,826.10x = 2,737.35 × 959.58
4. Step 4: Simplify right side
   1,826.10x = 2,626,706.31
5. Step 5: Solve for x
   x = 2,626,706.31/1,826.10
6. Step 6: Final answer
   x = 1,438.42