Finding the Third Proportional to 881.31 and 2,087.88

Step by Step Solution

1. Step 1: Write the proportion equation
   881.31 : 2,087.88 = 2,087.88 : x
2. Step 2: Convert to fraction form
   881.31/2,087.88 = 2,087.88/x
3. Step 3: Cross multiply
   881.31x = 2,087.88 × 2,087.88
4. Step 4: Simplify right side
   881.31x = 4,359,222.02
5. Step 5: Solve for x
   x = 4,359,222.02/881.31
6. Step 6: Final answer
   x = 4,946.28