Finding the Fourth Proportional to 1,422.84, 1,959.96 and 1,332.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422.84 : 1,959.96 = 1,332.12 : x
2. Step 2: Convert to fraction form
   1,422.84/1,959.96 = 1,332.12/x
3. Step 3: Cross multiply
   1,422.84x = 1,959.96 × 1,332.12
4. Step 4: Simplify right side
   1,422.84x = 2,610,901.92
5. Step 5: Solve for x
   x = 2,610,901.92/1,422.84
6. Step 6: Final answer
   x = 1,834.99