Finding the Third Proportional to 487,190 and 1,062,911.50

Step by Step Solution

1. Step 1: Write the proportion equation
   487,190 : 1,062,911.50 = 1,062,911.50 : x
2. Step 2: Convert to fraction form
   487,190/1,062,911.50 = 1,062,911.50/x
3. Step 3: Cross multiply
   487,190x = 1,062,911.50 × 1,062,911.50
4. Step 4: Simplify right side
   487,190x = 1,129,780,856,832.25
5. Step 5: Solve for x
   x = 1,129,780,856,832.25/487,190
6. Step 6: Final answer
   x = 2,318,973.82