Finding the Third Proportional to 489,162 and 1,059,742.50

Step by Step Solution

1. Step 1: Write the proportion equation
   489,162 : 1,059,742.50 = 1,059,742.50 : x
2. Step 2: Convert to fraction form
   489,162/1,059,742.50 = 1,059,742.50/x
3. Step 3: Cross multiply
   489,162x = 1,059,742.50 × 1,059,742.50
4. Step 4: Simplify right side
   489,162x = 1,123,054,166,306.25
5. Step 5: Solve for x
   x = 1,123,054,166,306.25/489,162
6. Step 6: Final answer
   x = 2,295,873.69