Finding the Third Proportional to 1,519,716 and 3,291,620

Step by Step Solution

1. Step 1: Write the proportion equation
   1,519,716 : 3,291,620 = 3,291,620 : x
2. Step 2: Convert to fraction form
   1,519,716/3,291,620 = 3,291,620/x
3. Step 3: Cross multiply
   1,519,716x = 3,291,620 × 3,291,620
4. Step 4: Simplify right side
   1,519,716x = 10,834,762,224,400
5. Step 5: Solve for x
   x = 10,834,762,224,400/1,519,716
6. Step 6: Final answer
   x = 7,129,465.13