Finding the Third Proportional to 1,503,432 and 3,278,205

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503,432 : 3,278,205 = 3,278,205 : x
2. Step 2: Convert to fraction form
   1,503,432/3,278,205 = 3,278,205/x
3. Step 3: Cross multiply
   1,503,432x = 3,278,205 × 3,278,205
4. Step 4: Simplify right side
   1,503,432x = 10,746,628,022,025
5. Step 5: Solve for x
   x = 10,746,628,022,025/1,503,432
6. Step 6: Final answer
   x = 7,148,063.91