Finding the Third Proportional to 415,384 and 907,650

Step by Step Solution

1. Step 1: Write the proportion equation
   415,384 : 907,650 = 907,650 : x
2. Step 2: Convert to fraction form
   415,384/907,650 = 907,650/x
3. Step 3: Cross multiply
   415,384x = 907,650 × 907,650
4. Step 4: Simplify right side
   415,384x = 823,828,522,500
5. Step 5: Solve for x
   x = 823,828,522,500/415,384
6. Step 6: Final answer
   x = 1,983,293.83