Finding the Fourth Proportional to 1,423.58, 1,964.58 and 834.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423.58 : 1,964.58 = 834.14 : x
2. Step 2: Convert to fraction form
   1,423.58/1,964.58 = 834.14/x
3. Step 3: Cross multiply
   1,423.58x = 1,964.58 × 834.14
4. Step 4: Simplify right side
   1,423.58x = 1,638,734.76
5. Step 5: Solve for x
   x = 1,638,734.76/1,423.58
6. Step 6: Final answer
   x = 1,151.14