Finding the Third Proportional to 1,071,864 and 2,231,932.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,864 : 2,231,932.50 = 2,231,932.50 : x
2. Step 2: Convert to fraction form
   1,071,864/2,231,932.50 = 2,231,932.50/x
3. Step 3: Cross multiply
   1,071,864x = 2,231,932.50 × 2,231,932.50
4. Step 4: Simplify right side
   1,071,864x = 4,981,522,684,556.25
5. Step 5: Solve for x
   x = 4,981,522,684,556.25/1,071,864
6. Step 6: Final answer
   x = 4,647,532.42