Finding the Third Proportional to 1,360,480 and 2,123,430

Step by Step Solution

1. Step 1: Write the proportion equation
   1,360,480 : 2,123,430 = 2,123,430 : x
2. Step 2: Convert to fraction form
   1,360,480/2,123,430 = 2,123,430/x
3. Step 3: Cross multiply
   1,360,480x = 2,123,430 × 2,123,430
4. Step 4: Simplify right side
   1,360,480x = 4,508,954,964,900
5. Step 5: Solve for x
   x = 4,508,954,964,900/1,360,480
6. Step 6: Final answer
   x = 3,314,238.33