Finding the Third Proportional to 1,076.41 and 1,665.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076.41 : 1,665.88 = 1,665.88 : x
2. Step 2: Convert to fraction form
   1,076.41/1,665.88 = 1,665.88/x
3. Step 3: Cross multiply
   1,076.41x = 1,665.88 × 1,665.88
4. Step 4: Simplify right side
   1,076.41x = 2,775,152.53
5. Step 5: Solve for x
   x = 2,775,152.53/1,076.41
6. Step 6: Final answer
   x = 2,578.15