Finding the Third Proportional to 1,238,586.75 and 1,744,155

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,586.75 : 1,744,155 = 1,744,155 : x
2. Step 2: Convert to fraction form
   1,238,586.75/1,744,155 = 1,744,155/x
3. Step 3: Cross multiply
   1,238,586.75x = 1,744,155 × 1,744,155
4. Step 4: Simplify right side
   1,238,586.75x = 3,042,076,664,025
5. Step 5: Solve for x
   x = 3,042,076,664,025/1,238,586.75
6. Step 6: Final answer
   x = 2,456,086.88