Finding the Third Proportional to 1,635.19 and 2,447.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,635.19 : 2,447.72 = 2,447.72 : x
2. Step 2: Convert to fraction form
   1,635.19/2,447.72 = 2,447.72/x
3. Step 3: Cross multiply
   1,635.19x = 2,447.72 × 2,447.72
4. Step 4: Simplify right side
   1,635.19x = 5,991,327.08
5. Step 5: Solve for x
   x = 5,991,327.08/1,635.19
6. Step 6: Final answer
   x = 3,664.00