Finding the Third Proportional to 234,403 and 485,424.50

Step by Step Solution

1. Step 1: Write the proportion equation
   234,403 : 485,424.50 = 485,424.50 : x
2. Step 2: Convert to fraction form
   234,403/485,424.50 = 485,424.50/x
3. Step 3: Cross multiply
   234,403x = 485,424.50 × 485,424.50
4. Step 4: Simplify right side
   234,403x = 235,636,945,200.25
5. Step 5: Solve for x
   x = 235,636,945,200.25/234,403
6. Step 6: Final answer
   x = 1,005,264.20