Finding the Fourth Proportional to 1,096.83, 1,645.55 and 610.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.83 : 1,645.55 = 610.22 : x
2. Step 2: Convert to fraction form
   1,096.83/1,645.55 = 610.22/x
3. Step 3: Cross multiply
   1,096.83x = 1,645.55 × 610.22
4. Step 4: Simplify right side
   1,096.83x = 1,004,147.52
5. Step 5: Solve for x
   x = 1,004,147.52/1,096.83
6. Step 6: Final answer
   x = 915.50