Finding the Third Proportional to 240,594 and 487,018.50

Step by Step Solution

1. Step 1: Write the proportion equation
   240,594 : 487,018.50 = 487,018.50 : x
2. Step 2: Convert to fraction form
   240,594/487,018.50 = 487,018.50/x
3. Step 3: Cross multiply
   240,594x = 487,018.50 × 487,018.50
4. Step 4: Simplify right side
   240,594x = 237,187,019,342.25
5. Step 5: Solve for x
   x = 237,187,019,342.25/240,594
6. Step 6: Final answer
   x = 985,839.30