Finding the Third Proportional to 431,472 and 938,697

Step by Step Solution

1. Step 1: Write the proportion equation
   431,472 : 938,697 = 938,697 : x
2. Step 2: Convert to fraction form
   431,472/938,697 = 938,697/x
3. Step 3: Cross multiply
   431,472x = 938,697 × 938,697
4. Step 4: Simplify right side
   431,472x = 881,152,057,809
5. Step 5: Solve for x
   x = 881,152,057,809/431,472
6. Step 6: Final answer
   x = 2,042,199.86