Finding the Third Proportional to 413,336 and 907,984

Step by Step Solution

1. Step 1: Write the proportion equation
   413,336 : 907,984 = 907,984 : x
2. Step 2: Convert to fraction form
   413,336/907,984 = 907,984/x
3. Step 3: Cross multiply
   413,336x = 907,984 × 907,984
4. Step 4: Simplify right side
   413,336x = 824,434,944,256
5. Step 5: Solve for x
   x = 824,434,944,256/413,336
6. Step 6: Final answer
   x = 1,994,587.80