Finding the Third Proportional to 1,518,309 and 2,293,146

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518,309 : 2,293,146 = 2,293,146 : x
2. Step 2: Convert to fraction form
   1,518,309/2,293,146 = 2,293,146/x
3. Step 3: Cross multiply
   1,518,309x = 2,293,146 × 2,293,146
4. Step 4: Simplify right side
   1,518,309x = 5,258,518,577,316
5. Step 5: Solve for x
   x = 5,258,518,577,316/1,518,309
6. Step 6: Final answer
   x = 3,463,404.73