Finding the Third Proportional to 978,588 and 1,512,414

Step by Step Solution

1. Step 1: Write the proportion equation
   978,588 : 1,512,414 = 1,512,414 : x
2. Step 2: Convert to fraction form
   978,588/1,512,414 = 1,512,414/x
3. Step 3: Cross multiply
   978,588x = 1,512,414 × 1,512,414
4. Step 4: Simplify right side
   978,588x = 2,287,396,107,396
5. Step 5: Solve for x
   x = 2,287,396,107,396/978,588
6. Step 6: Final answer
   x = 2,337,445.49