Finding the Third Proportional to 742,908 and 1,628,222

Step by Step Solution

1. Step 1: Write the proportion equation
   742,908 : 1,628,222 = 1,628,222 : x
2. Step 2: Convert to fraction form
   742,908/1,628,222 = 1,628,222/x
3. Step 3: Cross multiply
   742,908x = 1,628,222 × 1,628,222
4. Step 4: Simplify right side
   742,908x = 2,651,106,881,284
5. Step 5: Solve for x
   x = 2,651,106,881,284/742,908
6. Step 6: Final answer
   x = 3,568,553.42