Finding the Third Proportional to 124,960 and 178,091

Step by Step Solution

1. Step 1: Write the proportion equation
   124,960 : 178,091 = 178,091 : x
2. Step 2: Convert to fraction form
   124,960/178,091 = 178,091/x
3. Step 3: Cross multiply
   124,960x = 178,091 × 178,091
4. Step 4: Simplify right side
   124,960x = 31,716,404,281
5. Step 5: Solve for x
   x = 31,716,404,281/124,960
6. Step 6: Final answer
   x = 253,812.45