Finding the Fourth Proportional to 1,373.00, 2,055.47 and 851.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.00 : 2,055.47 = 851.42 : x
2. Step 2: Convert to fraction form
   1,373.00/2,055.47 = 851.42/x
3. Step 3: Cross multiply
   1,373.00x = 2,055.47 × 851.42
4. Step 4: Simplify right side
   1,373.00x = 1,750,069.15
5. Step 5: Solve for x
   x = 1,750,069.15/1,373.00
6. Step 6: Final answer
   x = 1,274.64