Finding the Third Proportional to 1,010,570 and 2,161,164

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,570 : 2,161,164 = 2,161,164 : x
2. Step 2: Convert to fraction form
   1,010,570/2,161,164 = 2,161,164/x
3. Step 3: Cross multiply
   1,010,570x = 2,161,164 × 2,161,164
4. Step 4: Simplify right side
   1,010,570x = 4,670,629,834,896
5. Step 5: Solve for x
   x = 4,670,629,834,896/1,010,570
6. Step 6: Final answer
   x = 4,621,777.65