Finding the Third Proportional to 1,401,742 and 2,130,313

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401,742 : 2,130,313 = 2,130,313 : x
2. Step 2: Convert to fraction form
   1,401,742/2,130,313 = 2,130,313/x
3. Step 3: Cross multiply
   1,401,742x = 2,130,313 × 2,130,313
4. Step 4: Simplify right side
   1,401,742x = 4,538,233,477,969
5. Step 5: Solve for x
   x = 4,538,233,477,969/1,401,742
6. Step 6: Final answer
   x = 3,237,566.88