Finding the Third Proportional to 1,505,458 and 3,229,220

Step by Step Solution

1. Step 1: Write the proportion equation
   1,505,458 : 3,229,220 = 3,229,220 : x
2. Step 2: Convert to fraction form
   1,505,458/3,229,220 = 3,229,220/x
3. Step 3: Cross multiply
   1,505,458x = 3,229,220 × 3,229,220
4. Step 4: Simplify right side
   1,505,458x = 10,427,861,808,400
5. Step 5: Solve for x
   x = 10,427,861,808,400/1,505,458
6. Step 6: Final answer
   x = 6,926,703.91