Finding the Third Proportional to 982,878 and 2,158,474.50

Step by Step Solution

1. Step 1: Write the proportion equation
   982,878 : 2,158,474.50 = 2,158,474.50 : x
2. Step 2: Convert to fraction form
   982,878/2,158,474.50 = 2,158,474.50/x
3. Step 3: Cross multiply
   982,878x = 2,158,474.50 × 2,158,474.50
4. Step 4: Simplify right side
   982,878x = 4,659,012,167,150.25
5. Step 5: Solve for x
   x = 4,659,012,167,150.25/982,878
6. Step 6: Final answer
   x = 4,740,173.42