Finding the Third Proportional to 721,015.50 and 1,669,104

Step by Step Solution

1. Step 1: Write the proportion equation
   721,015.50 : 1,669,104 = 1,669,104 : x
2. Step 2: Convert to fraction form
   721,015.50/1,669,104 = 1,669,104/x
3. Step 3: Cross multiply
   721,015.50x = 1,669,104 × 1,669,104
4. Step 4: Simplify right side
   721,015.50x = 2,785,908,162,816
5. Step 5: Solve for x
   x = 2,785,908,162,816/721,015.50
6. Step 6: Final answer
   x = 3,863,867.23