Finding the Fourth Proportional to 1,741.50, 2,611.04 and 816.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,741.50 : 2,611.04 = 816.89 : x
2. Step 2: Convert to fraction form
   1,741.50/2,611.04 = 816.89/x
3. Step 3: Cross multiply
   1,741.50x = 2,611.04 × 816.89
4. Step 4: Simplify right side
   1,741.50x = 2,132,915.33
5. Step 5: Solve for x
   x = 2,132,915.33/1,741.50
6. Step 6: Final answer
   x = 1,224.76