Finding the Fourth Proportional to 1,493.59, 2,061.29 and 830.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.59 : 2,061.29 = 830.43 : x
2. Step 2: Convert to fraction form
   1,493.59/2,061.29 = 830.43/x
3. Step 3: Cross multiply
   1,493.59x = 2,061.29 × 830.43
4. Step 4: Simplify right side
   1,493.59x = 1,711,757.05
5. Step 5: Solve for x
   x = 1,711,757.05/1,493.59
6. Step 6: Final answer
   x = 1,146.07