Finding the Third Proportional to 1,806.47 and 2,697.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,806.47 : 2,697.89 = 2,697.89 : x
2. Step 2: Convert to fraction form
   1,806.47/2,697.89 = 2,697.89/x
3. Step 3: Cross multiply
   1,806.47x = 2,697.89 × 2,697.89
4. Step 4: Simplify right side
   1,806.47x = 7,278,613.82
5. Step 5: Solve for x
   x = 7,278,613.82/1,806.47
6. Step 6: Final answer
   x = 4,029.19