Finding the Third Proportional to 69,862.50 and 150,842.25

Step by Step Solution

1. Step 1: Write the proportion equation
   69,862.50 : 150,842.25 = 150,842.25 : x
2. Step 2: Convert to fraction form
   69,862.50/150,842.25 = 150,842.25/x
3. Step 3: Cross multiply
   69,862.50x = 150,842.25 × 150,842.25
4. Step 4: Simplify right side
   69,862.50x = 22,753,384,385.06
5. Step 5: Solve for x
   x = 22,753,384,385.06/69,862.50
6. Step 6: Final answer
   x = 325,688.09