Finding the Fourth Proportional to 1,826.70, 2,737.47 and 1,210.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,826.70 : 2,737.47 = 1,210.83 : x
2. Step 2: Convert to fraction form
   1,826.70/2,737.47 = 1,210.83/x
3. Step 3: Cross multiply
   1,826.70x = 2,737.47 × 1,210.83
4. Step 4: Simplify right side
   1,826.70x = 3,314,610.80
5. Step 5: Solve for x
   x = 3,314,610.80/1,826.70
6. Step 6: Final answer
   x = 1,814.53