Finding the Third Proportional to 1,503,720 and 3,242,168

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503,720 : 3,242,168 = 3,242,168 : x
2. Step 2: Convert to fraction form
   1,503,720/3,242,168 = 3,242,168/x
3. Step 3: Cross multiply
   1,503,720x = 3,242,168 × 3,242,168
4. Step 4: Simplify right side
   1,503,720x = 10,511,653,340,224
5. Step 5: Solve for x
   x = 10,511,653,340,224/1,503,720
6. Step 6: Final answer
   x = 6,990,432.62