Finding the Third Proportional to 1,899.56 and 2,854.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,899.56 : 2,854.69 = 2,854.69 : x
2. Step 2: Convert to fraction form
   1,899.56/2,854.69 = 2,854.69/x
3. Step 3: Cross multiply
   1,899.56x = 2,854.69 × 2,854.69
4. Step 4: Simplify right side
   1,899.56x = 8,149,240.72
5. Step 5: Solve for x
   x = 8,149,240.72/1,899.56
6. Step 6: Final answer
   x = 4,290.06