Finding the Third Proportional to 742,904.50 and 1,628,216

Step by Step Solution

1. Step 1: Write the proportion equation
   742,904.50 : 1,628,216 = 1,628,216 : x
2. Step 2: Convert to fraction form
   742,904.50/1,628,216 = 1,628,216/x
3. Step 3: Cross multiply
   742,904.50x = 1,628,216 × 1,628,216
4. Step 4: Simplify right side
   742,904.50x = 2,651,087,342,656
5. Step 5: Solve for x
   x = 2,651,087,342,656/742,904.50
6. Step 6: Final answer
   x = 3,568,543.93