Finding the Third Proportional to 42,207.50 and 98,606.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,207.50 : 98,606.50 = 98,606.50 : x
2. Step 2: Convert to fraction form
   42,207.50/98,606.50 = 98,606.50/x
3. Step 3: Cross multiply
   42,207.50x = 98,606.50 × 98,606.50
4. Step 4: Simplify right side
   42,207.50x = 9,723,241,842.25
5. Step 5: Solve for x
   x = 9,723,241,842.25/42,207.50
6. Step 6: Final answer
   x = 230,367.63