Finding the Third Proportional to 1,819.69 and 4,899.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,819.69 : 4,899.09 = 4,899.09 : x
2. Step 2: Convert to fraction form
   1,819.69/4,899.09 = 4,899.09/x
3. Step 3: Cross multiply
   1,819.69x = 4,899.09 × 4,899.09
4. Step 4: Simplify right side
   1,819.69x = 24,001,119.57
5. Step 5: Solve for x
   x = 24,001,119.57/1,819.69
6. Step 6: Final answer
   x = 13,189.69