Finding the Third Proportional to 415,480 and 918,150

Step by Step Solution

1. Step 1: Write the proportion equation
   415,480 : 918,150 = 918,150 : x
2. Step 2: Convert to fraction form
   415,480/918,150 = 918,150/x
3. Step 3: Cross multiply
   415,480x = 918,150 × 918,150
4. Step 4: Simplify right side
   415,480x = 842,999,422,500
5. Step 5: Solve for x
   x = 842,999,422,500/415,480
6. Step 6: Final answer
   x = 2,028,977.14