Finding the Third Proportional to 1,005,192 and 2,167,830

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,192 : 2,167,830 = 2,167,830 : x
2. Step 2: Convert to fraction form
   1,005,192/2,167,830 = 2,167,830/x
3. Step 3: Cross multiply
   1,005,192x = 2,167,830 × 2,167,830
4. Step 4: Simplify right side
   1,005,192x = 4,699,486,908,900
5. Step 5: Solve for x
   x = 4,699,486,908,900/1,005,192
6. Step 6: Final answer
   x = 4,675,213.20