Finding the Third Proportional to 931,644 and 1,411,438

Step by Step Solution

1. Step 1: Write the proportion equation
   931,644 : 1,411,438 = 1,411,438 : x
2. Step 2: Convert to fraction form
   931,644/1,411,438 = 1,411,438/x
3. Step 3: Cross multiply
   931,644x = 1,411,438 × 1,411,438
4. Step 4: Simplify right side
   931,644x = 1,992,157,227,844
5. Step 5: Solve for x
   x = 1,992,157,227,844/931,644
6. Step 6: Final answer
   x = 2,138,324.54