Finding the Third Proportional to 2,145,402 and 3,181,023

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,402 : 3,181,023 = 3,181,023 : x
2. Step 2: Convert to fraction form
   2,145,402/3,181,023 = 3,181,023/x
3. Step 3: Cross multiply
   2,145,402x = 3,181,023 × 3,181,023
4. Step 4: Simplify right side
   2,145,402x = 10,118,907,326,529
5. Step 5: Solve for x
   x = 10,118,907,326,529/2,145,402
6. Step 6: Final answer
   x = 4,716,555.37