Finding the Third Proportional to 739,221 and 1,513,434

Step by Step Solution

1. Step 1: Write the proportion equation
   739,221 : 1,513,434 = 1,513,434 : x
2. Step 2: Convert to fraction form
   739,221/1,513,434 = 1,513,434/x
3. Step 3: Cross multiply
   739,221x = 1,513,434 × 1,513,434
4. Step 4: Simplify right side
   739,221x = 2,290,482,472,356
5. Step 5: Solve for x
   x = 2,290,482,472,356/739,221
6. Step 6: Final answer
   x = 3,098,508.39