Finding the Third Proportional to 487,189.50 and 1,062,912

Step by Step Solution

1. Step 1: Write the proportion equation
   487,189.50 : 1,062,912 = 1,062,912 : x
2. Step 2: Convert to fraction form
   487,189.50/1,062,912 = 1,062,912/x
3. Step 3: Cross multiply
   487,189.50x = 1,062,912 × 1,062,912
4. Step 4: Simplify right side
   487,189.50x = 1,129,781,919,744
5. Step 5: Solve for x
   x = 1,129,781,919,744/487,189.50
6. Step 6: Final answer
   x = 2,318,978.38