Finding the Third Proportional to 488,216 and 1,028,924

Step by Step Solution

1. Step 1: Write the proportion equation
   488,216 : 1,028,924 = 1,028,924 : x
2. Step 2: Convert to fraction form
   488,216/1,028,924 = 1,028,924/x
3. Step 3: Cross multiply
   488,216x = 1,028,924 × 1,028,924
4. Step 4: Simplify right side
   488,216x = 1,058,684,597,776
5. Step 5: Solve for x
   x = 1,058,684,597,776/488,216
6. Step 6: Final answer
   x = 2,168,475.83