Finding the Third Proportional to 1,502,145 and 3,340,143

Step by Step Solution

1. Step 1: Write the proportion equation
   1,502,145 : 3,340,143 = 3,340,143 : x
2. Step 2: Convert to fraction form
   1,502,145/3,340,143 = 3,340,143/x
3. Step 3: Cross multiply
   1,502,145x = 3,340,143 × 3,340,143
4. Step 4: Simplify right side
   1,502,145x = 11,156,555,260,449
5. Step 5: Solve for x
   x = 11,156,555,260,449/1,502,145
6. Step 6: Final answer
   x = 7,427,082.78