Finding the Third Proportional to 69,945 and 104,890.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,945 : 104,890.50 = 104,890.50 : x
2. Step 2: Convert to fraction form
   69,945/104,890.50 = 104,890.50/x
3. Step 3: Cross multiply
   69,945x = 104,890.50 × 104,890.50
4. Step 4: Simplify right side
   69,945x = 11,002,016,990.25
5. Step 5: Solve for x
   x = 11,002,016,990.25/69,945
6. Step 6: Final answer
   x = 157,295.26