Finding the Third Proportional to 1,930,992 and 4,242,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,930,992 : 4,242,624 = 4,242,624 : x
2. Step 2: Convert to fraction form
   1,930,992/4,242,624 = 4,242,624/x
3. Step 3: Cross multiply
   1,930,992x = 4,242,624 × 4,242,624
4. Step 4: Simplify right side
   1,930,992x = 17,999,858,405,376
5. Step 5: Solve for x
   x = 17,999,858,405,376/1,930,992
6. Step 6: Final answer
   x = 9,321,560.32