Finding the Third Proportional to 921,704 and 1,916,982

Step by Step Solution

1. Step 1: Write the proportion equation
   921,704 : 1,916,982 = 1,916,982 : x
2. Step 2: Convert to fraction form
   921,704/1,916,982 = 1,916,982/x
3. Step 3: Cross multiply
   921,704x = 1,916,982 × 1,916,982
4. Step 4: Simplify right side
   921,704x = 3,674,819,988,324
5. Step 5: Solve for x
   x = 3,674,819,988,324/921,704
6. Step 6: Final answer
   x = 3,986,984.96