Finding the Fourth Proportional to 1,500.71, 2,249.54 and 850.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,500.71 : 2,249.54 = 850.07 : x
2. Step 2: Convert to fraction form
   1,500.71/2,249.54 = 850.07/x
3. Step 3: Cross multiply
   1,500.71x = 2,249.54 × 850.07
4. Step 4: Simplify right side
   1,500.71x = 1,912,262.22
5. Step 5: Solve for x
   x = 1,912,262.22/1,500.71
6. Step 6: Final answer
   x = 1,274.24