Finding the Third Proportional to 869,745 and 1,383,673.50

Step by Step Solution

1. Step 1: Write the proportion equation
   869,745 : 1,383,673.50 = 1,383,673.50 : x
2. Step 2: Convert to fraction form
   869,745/1,383,673.50 = 1,383,673.50/x
3. Step 3: Cross multiply
   869,745x = 1,383,673.50 × 1,383,673.50
4. Step 4: Simplify right side
   869,745x = 1,914,552,354,602.25
5. Step 5: Solve for x
   x = 1,914,552,354,602.25/869,745
6. Step 6: Final answer
   x = 2,201,280.09