Finding the Third Proportional to 1,915,860 and 3,192,972

Step by Step Solution

1. Step 1: Write the proportion equation
   1,915,860 : 3,192,972 = 3,192,972 : x
2. Step 2: Convert to fraction form
   1,915,860/3,192,972 = 3,192,972/x
3. Step 3: Cross multiply
   1,915,860x = 3,192,972 × 3,192,972
4. Step 4: Simplify right side
   1,915,860x = 10,195,070,192,784
5. Step 5: Solve for x
   x = 10,195,070,192,784/1,915,860
6. Step 6: Final answer
   x = 5,321,406.68