Finding the Fourth Proportional to 1,426.71, 2,137.86 and 962.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426.71 : 2,137.86 = 962.67 : x
2. Step 2: Convert to fraction form
   1,426.71/2,137.86 = 962.67/x
3. Step 3: Cross multiply
   1,426.71x = 2,137.86 × 962.67
4. Step 4: Simplify right side
   1,426.71x = 2,058,053.69
5. Step 5: Solve for x
   x = 2,058,053.69/1,426.71
6. Step 6: Final answer
   x = 1,442.52