Finding the Third Proportional to 921,896 and 1,442,991.50

Step by Step Solution

1. Step 1: Write the proportion equation
   921,896 : 1,442,991.50 = 1,442,991.50 : x
2. Step 2: Convert to fraction form
   921,896/1,442,991.50 = 1,442,991.50/x
3. Step 3: Cross multiply
   921,896x = 1,442,991.50 × 1,442,991.50
4. Step 4: Simplify right side
   921,896x = 2,082,224,469,072.25
5. Step 5: Solve for x
   x = 2,082,224,469,072.25/921,896
6. Step 6: Final answer
   x = 2,258,632.72