Finding the Third Proportional to 69,646.50 and 98,455.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,646.50 : 98,455.50 = 98,455.50 : x
2. Step 2: Convert to fraction form
   69,646.50/98,455.50 = 98,455.50/x
3. Step 3: Cross multiply
   69,646.50x = 98,455.50 × 98,455.50
4. Step 4: Simplify right side
   69,646.50x = 9,693,485,480.25
5. Step 5: Solve for x
   x = 9,693,485,480.25/69,646.50
6. Step 6: Final answer
   x = 139,181.23