Finding the Third Proportional to 69,085.69 and 123,955.88

Step by Step Solution

1. Step 1: Write the proportion equation
   69,085.69 : 123,955.88 = 123,955.88 : x
2. Step 2: Convert to fraction form
   69,085.69/123,955.88 = 123,955.88/x
3. Step 3: Cross multiply
   69,085.69x = 123,955.88 × 123,955.88
4. Step 4: Simplify right side
   69,085.69x = 15,365,058,947.02
5. Step 5: Solve for x
   x = 15,365,058,947.02/69,085.69
6. Step 6: Final answer
   x = 222,405.82