Finding the Third Proportional to 1,335,506 and 3,149,443

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335,506 : 3,149,443 = 3,149,443 : x
2. Step 2: Convert to fraction form
   1,335,506/3,149,443 = 3,149,443/x
3. Step 3: Cross multiply
   1,335,506x = 3,149,443 × 3,149,443
4. Step 4: Simplify right side
   1,335,506x = 9,918,991,210,249
5. Step 5: Solve for x
   x = 9,918,991,210,249/1,335,506
6. Step 6: Final answer
   x = 7,427,140.88