Finding the Third Proportional to 124,416 and 188,928

Step by Step Solution

1. Step 1: Write the proportion equation
   124,416 : 188,928 = 188,928 : x
2. Step 2: Convert to fraction form
   124,416/188,928 = 188,928/x
3. Step 3: Cross multiply
   124,416x = 188,928 × 188,928
4. Step 4: Simplify right side
   124,416x = 35,693,789,184
5. Step 5: Solve for x
   x = 35,693,789,184/124,416
6. Step 6: Final answer
   x = 286,890.67