Finding the Third Proportional to 231,768 and 488,443.50

Step by Step Solution

1. Step 1: Write the proportion equation
   231,768 : 488,443.50 = 488,443.50 : x
2. Step 2: Convert to fraction form
   231,768/488,443.50 = 488,443.50/x
3. Step 3: Cross multiply
   231,768x = 488,443.50 × 488,443.50
4. Step 4: Simplify right side
   231,768x = 238,577,052,692.25
5. Step 5: Solve for x
   x = 238,577,052,692.25/231,768
6. Step 6: Final answer
   x = 1,029,378.74