Finding the Third Proportional to 1,776.94 and 2,691.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,776.94 : 2,691.98 = 2,691.98 : x
2. Step 2: Convert to fraction form
   1,776.94/2,691.98 = 2,691.98/x
3. Step 3: Cross multiply
   1,776.94x = 2,691.98 × 2,691.98
4. Step 4: Simplify right side
   1,776.94x = 7,246,779.88
5. Step 5: Solve for x
   x = 7,246,779.88/1,776.94
6. Step 6: Final answer
   x = 4,078.24