Finding the Fourth Proportional to 1,397.00, 2,084.89 and 1,340.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397.00 : 2,084.89 = 1,340.49 : x
2. Step 2: Convert to fraction form
   1,397.00/2,084.89 = 1,340.49/x
3. Step 3: Cross multiply
   1,397.00x = 2,084.89 × 1,340.49
4. Step 4: Simplify right side
   1,397.00x = 2,794,781.18
5. Step 5: Solve for x
   x = 2,794,781.18/1,397.00
6. Step 6: Final answer
   x = 2,000.56