Finding the Third Proportional to 69,365 and 103,857.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,365 : 103,857.50 = 103,857.50 : x
2. Step 2: Convert to fraction form
   69,365/103,857.50 = 103,857.50/x
3. Step 3: Cross multiply
   69,365x = 103,857.50 × 103,857.50
4. Step 4: Simplify right side
   69,365x = 10,786,380,306.25
5. Step 5: Solve for x
   x = 10,786,380,306.25/69,365
6. Step 6: Final answer
   x = 155,501.77