Finding the Fourth Proportional to 1,710.52, 2,361.56 and 1,122.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,710.52 : 2,361.56 = 1,122.10 : x
2. Step 2: Convert to fraction form
   1,710.52/2,361.56 = 1,122.10/x
3. Step 3: Cross multiply
   1,710.52x = 2,361.56 × 1,122.10
4. Step 4: Simplify right side
   1,710.52x = 2,649,894.96
5. Step 5: Solve for x
   x = 2,649,894.96/1,710.52
6. Step 6: Final answer
   x = 1,549.18