Finding the Third Proportional to 1,402,824 and 2,259,146

Step by Step Solution

1. Step 1: Write the proportion equation
   1,402,824 : 2,259,146 = 2,259,146 : x
2. Step 2: Convert to fraction form
   1,402,824/2,259,146 = 2,259,146/x
3. Step 3: Cross multiply
   1,402,824x = 2,259,146 × 2,259,146
4. Step 4: Simplify right side
   1,402,824x = 5,103,740,649,316
5. Step 5: Solve for x
   x = 5,103,740,649,316/1,402,824
6. Step 6: Final answer
   x = 3,638,190.29