Finding the Third Proportional to 1,620,468 and 3,532,520

Step by Step Solution

1. Step 1: Write the proportion equation
   1,620,468 : 3,532,520 = 3,532,520 : x
2. Step 2: Convert to fraction form
   1,620,468/3,532,520 = 3,532,520/x
3. Step 3: Cross multiply
   1,620,468x = 3,532,520 × 3,532,520
4. Step 4: Simplify right side
   1,620,468x = 12,478,697,550,400
5. Step 5: Solve for x
   x = 12,478,697,550,400/1,620,468
6. Step 6: Final answer
   x = 7,700,675.08