Finding the Third Proportional to 233,958 and 478,978.50

Step by Step Solution

1. Step 1: Write the proportion equation
   233,958 : 478,978.50 = 478,978.50 : x
2. Step 2: Convert to fraction form
   233,958/478,978.50 = 478,978.50/x
3. Step 3: Cross multiply
   233,958x = 478,978.50 × 478,978.50
4. Step 4: Simplify right side
   233,958x = 229,420,403,462.25
5. Step 5: Solve for x
   x = 229,420,403,462.25/233,958
6. Step 6: Final answer
   x = 980,605.08