Finding the Fourth Proportional to 1,422.04, 1,961.70 and 832.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422.04 : 1,961.70 = 832.45 : x
2. Step 2: Convert to fraction form
   1,422.04/1,961.70 = 832.45/x
3. Step 3: Cross multiply
   1,422.04x = 1,961.70 × 832.45
4. Step 4: Simplify right side
   1,422.04x = 1,633,017.17
5. Step 5: Solve for x
   x = 1,633,017.17/1,422.04
6. Step 6: Final answer
   x = 1,148.36