Finding the Third Proportional to 886,557.50 and 1,404,057.50

Step by Step Solution

1. Step 1: Write the proportion equation
   886,557.50 : 1,404,057.50 = 1,404,057.50 : x
2. Step 2: Convert to fraction form
   886,557.50/1,404,057.50 = 1,404,057.50/x
3. Step 3: Cross multiply
   886,557.50x = 1,404,057.50 × 1,404,057.50
4. Step 4: Simplify right side
   886,557.50x = 1,971,377,463,306.25
5. Step 5: Solve for x
   x = 1,971,377,463,306.25/886,557.50
6. Step 6: Final answer
   x = 2,223,631.82