Finding the Third Proportional to 2,005.88 and 2,988.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005.88 : 2,988.56 = 2,988.56 : x
2. Step 2: Convert to fraction form
   2,005.88/2,988.56 = 2,988.56/x
3. Step 3: Cross multiply
   2,005.88x = 2,988.56 × 2,988.56
4. Step 4: Simplify right side
   2,005.88x = 8,931,505.82
5. Step 5: Solve for x
   x = 8,931,505.82/2,005.88
6. Step 6: Final answer
   x = 4,452.67