Finding the Fourth Proportional to 1,772.57, 2,658.98 and 602.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772.57 : 2,658.98 = 602.10 : x
2. Step 2: Convert to fraction form
   1,772.57/2,658.98 = 602.10/x
3. Step 3: Cross multiply
   1,772.57x = 2,658.98 × 602.10
4. Step 4: Simplify right side
   1,772.57x = 1,600,961.89
5. Step 5: Solve for x
   x = 1,600,961.89/1,772.57
6. Step 6: Final answer
   x = 903.19