Finding the Fourth Proportional to 1,159.32, 1,737.90 and 611.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,159.32 : 1,737.90 = 611.04 : x
2. Step 2: Convert to fraction form
   1,159.32/1,737.90 = 611.04/x
3. Step 3: Cross multiply
   1,159.32x = 1,737.90 × 611.04
4. Step 4: Simplify right side
   1,159.32x = 1,061,926.42
5. Step 5: Solve for x
   x = 1,061,926.42/1,159.32
6. Step 6: Final answer
   x = 915.99