Finding the Third Proportional to 234,846 and 314,617.50

Step by Step Solution

1. Step 1: Write the proportion equation
   234,846 : 314,617.50 = 314,617.50 : x
2. Step 2: Convert to fraction form
   234,846/314,617.50 = 314,617.50/x
3. Step 3: Cross multiply
   234,846x = 314,617.50 × 314,617.50
4. Step 4: Simplify right side
   234,846x = 98,984,171,306.25
5. Step 5: Solve for x
   x = 98,984,171,306.25/234,846
6. Step 6: Final answer
   x = 421,485.45