Finding the Third Proportional to 89,404 and 123,946

Step by Step Solution

1. Step 1: Write the proportion equation
   89,404 : 123,946 = 123,946 : x
2. Step 2: Convert to fraction form
   89,404/123,946 = 123,946/x
3. Step 3: Cross multiply
   89,404x = 123,946 × 123,946
4. Step 4: Simplify right side
   89,404x = 15,362,610,916
5. Step 5: Solve for x
   x = 15,362,610,916/89,404
6. Step 6: Final answer
   x = 171,833.60