Finding the Fourth Proportional to 1,103.58, 1,522.93 and 606.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103.58 : 1,522.93 = 606.25 : x
2. Step 2: Convert to fraction form
   1,103.58/1,522.93 = 606.25/x
3. Step 3: Cross multiply
   1,103.58x = 1,522.93 × 606.25
4. Step 4: Simplify right side
   1,103.58x = 923,268.70
5. Step 5: Solve for x
   x = 923,268.70/1,103.58
6. Step 6: Final answer
   x = 836.62