Finding the Third Proportional to 1,623,816 and 2,270,191

Step by Step Solution

1. Step 1: Write the proportion equation
   1,623,816 : 2,270,191 = 2,270,191 : x
2. Step 2: Convert to fraction form
   1,623,816/2,270,191 = 2,270,191/x
3. Step 3: Cross multiply
   1,623,816x = 2,270,191 × 2,270,191
4. Step 4: Simplify right side
   1,623,816x = 5,153,767,176,481
5. Step 5: Solve for x
   x = 5,153,767,176,481/1,623,816
6. Step 6: Final answer
   x = 3,173,861.56