Finding the Third Proportional to 1,520,478 and 3,265,580

Step by Step Solution

1. Step 1: Write the proportion equation
   1,520,478 : 3,265,580 = 3,265,580 : x
2. Step 2: Convert to fraction form
   1,520,478/3,265,580 = 3,265,580/x
3. Step 3: Cross multiply
   1,520,478x = 3,265,580 × 3,265,580
4. Step 4: Simplify right side
   1,520,478x = 10,664,012,736,400
5. Step 5: Solve for x
   x = 10,664,012,736,400/1,520,478
6. Step 6: Final answer
   x = 7,013,592.26