Finding the Fourth Proportional to 1,373.00, 1,890.86 and 1,249.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.00 : 1,890.86 = 1,249.97 : x
2. Step 2: Convert to fraction form
   1,373.00/1,890.86 = 1,249.97/x
3. Step 3: Cross multiply
   1,373.00x = 1,890.86 × 1,249.97
4. Step 4: Simplify right side
   1,373.00x = 2,363,502.57
5. Step 5: Solve for x
   x = 2,363,502.57/1,373.00
6. Step 6: Final answer
   x = 1,721.42