Finding the Third Proportional to 124,418 and 188,931

Step by Step Solution

1. Step 1: Write the proportion equation
   124,418 : 188,931 = 188,931 : x
2. Step 2: Convert to fraction form
   124,418/188,931 = 188,931/x
3. Step 3: Cross multiply
   124,418x = 188,931 × 188,931
4. Step 4: Simplify right side
   124,418x = 35,694,922,761
5. Step 5: Solve for x
   x = 35,694,922,761/124,418
6. Step 6: Final answer
   x = 286,895.17