Finding the Third Proportional to 1,620,471 and 3,532,526

Step by Step Solution

1. Step 1: Write the proportion equation
   1,620,471 : 3,532,526 = 3,532,526 : x
2. Step 2: Convert to fraction form
   1,620,471/3,532,526 = 3,532,526/x
3. Step 3: Cross multiply
   1,620,471x = 3,532,526 × 3,532,526
4. Step 4: Simplify right side
   1,620,471x = 12,478,739,940,676
5. Step 5: Solve for x
   x = 12,478,739,940,676/1,620,471
6. Step 6: Final answer
   x = 7,700,686.99