Finding the Third Proportional to 462,638 and 1,070,928

Step by Step Solution

1. Step 1: Write the proportion equation
   462,638 : 1,070,928 = 1,070,928 : x
2. Step 2: Convert to fraction form
   462,638/1,070,928 = 1,070,928/x
3. Step 3: Cross multiply
   462,638x = 1,070,928 × 1,070,928
4. Step 4: Simplify right side
   462,638x = 1,146,886,781,184
5. Step 5: Solve for x
   x = 1,146,886,781,184/462,638
6. Step 6: Final answer
   x = 2,479,015.52