Finding the Third Proportional to 3,280,590 and 4,416,300

Step by Step Solution

1. Step 1: Write the proportion equation
   3,280,590 : 4,416,300 = 4,416,300 : x
2. Step 2: Convert to fraction form
   3,280,590/4,416,300 = 4,416,300/x
3. Step 3: Cross multiply
   3,280,590x = 4,416,300 × 4,416,300
4. Step 4: Simplify right side
   3,280,590x = 19,503,705,690,000
5. Step 5: Solve for x
   x = 19,503,705,690,000/3,280,590
6. Step 6: Final answer
   x = 5,945,182.33