Finding the Third Proportional to 1,661.55 and 2,677.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,661.55 : 2,677.01 = 2,677.01 : x
2. Step 2: Convert to fraction form
   1,661.55/2,677.01 = 2,677.01/x
3. Step 3: Cross multiply
   1,661.55x = 2,677.01 × 2,677.01
4. Step 4: Simplify right side
   1,661.55x = 7,166,370.83
5. Step 5: Solve for x
   x = 7,166,370.83/1,661.55
6. Step 6: Final answer
   x = 4,313.05