Finding the Third Proportional to 1,992,634 and 3,172,220

Step by Step Solution

1. Step 1: Write the proportion equation
   1,992,634 : 3,172,220 = 3,172,220 : x
2. Step 2: Convert to fraction form
   1,992,634/3,172,220 = 3,172,220/x
3. Step 3: Cross multiply
   1,992,634x = 3,172,220 × 3,172,220
4. Step 4: Simplify right side
   1,992,634x = 10,062,979,728,400
5. Step 5: Solve for x
   x = 10,062,979,728,400/1,992,634
6. Step 6: Final answer
   x = 5,050,089.34