Finding the Fourth Proportional to 1,052.22, 1,451.92 and 610.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,052.22 : 1,451.92 = 610.10 : x
2. Step 2: Convert to fraction form
   1,052.22/1,451.92 = 610.10/x
3. Step 3: Cross multiply
   1,052.22x = 1,451.92 × 610.10
4. Step 4: Simplify right side
   1,052.22x = 885,816.39
5. Step 5: Solve for x
   x = 885,816.39/1,052.22
6. Step 6: Final answer
   x = 841.85