Finding the Third Proportional to 415,584 and 908,928

Step by Step Solution

1. Step 1: Write the proportion equation
   415,584 : 908,928 = 908,928 : x
2. Step 2: Convert to fraction form
   415,584/908,928 = 908,928/x
3. Step 3: Cross multiply
   415,584x = 908,928 × 908,928
4. Step 4: Simplify right side
   415,584x = 826,150,109,184
5. Step 5: Solve for x
   x = 826,150,109,184/415,584
6. Step 6: Final answer
   x = 1,987,925.69