Finding the Third Proportional to 921,702 and 1,916,976

Step by Step Solution

1. Step 1: Write the proportion equation
   921,702 : 1,916,976 = 1,916,976 : x
2. Step 2: Convert to fraction form
   921,702/1,916,976 = 1,916,976/x
3. Step 3: Cross multiply
   921,702x = 1,916,976 × 1,916,976
4. Step 4: Simplify right side
   921,702x = 3,674,796,984,576
5. Step 5: Solve for x
   x = 3,674,796,984,576/921,702
6. Step 6: Final answer
   x = 3,986,968.66