Finding the Fourth Proportional to 2,042.56, 3,062.22 and 887.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.56 : 3,062.22 = 887.50 : x
2. Step 2: Convert to fraction form
   2,042.56/3,062.22 = 887.50/x
3. Step 3: Cross multiply
   2,042.56x = 3,062.22 × 887.50
4. Step 4: Simplify right side
   2,042.56x = 2,717,720.25
5. Step 5: Solve for x
   x = 2,717,720.25/2,042.56
6. Step 6: Final answer
   x = 1,330.55