Finding the Third Proportional to 1,870.59 and 2,805.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.59 : 2,805.89 = 2,805.89 : x
2. Step 2: Convert to fraction form
   1,870.59/2,805.89 = 2,805.89/x
3. Step 3: Cross multiply
   1,870.59x = 2,805.89 × 2,805.89
4. Step 4: Simplify right side
   1,870.59x = 7,873,022.20
5. Step 5: Solve for x
   x = 7,873,022.20/1,870.59
6. Step 6: Final answer
   x = 4,208.84