Finding the Third Proportional to 415,378.50 and 907,635

Step by Step Solution

1. Step 1: Write the proportion equation
   415,378.50 : 907,635 = 907,635 : x
2. Step 2: Convert to fraction form
   415,378.50/907,635 = 907,635/x
3. Step 3: Cross multiply
   415,378.50x = 907,635 × 907,635
4. Step 4: Simplify right side
   415,378.50x = 823,801,293,225
5. Step 5: Solve for x
   x = 823,801,293,225/415,378.50
6. Step 6: Final answer
   x = 1,983,254.53