Finding the Third Proportional to 122,904 and 296,892

Step by Step Solution

1. Step 1: Write the proportion equation
   122,904 : 296,892 = 296,892 : x
2. Step 2: Convert to fraction form
   122,904/296,892 = 296,892/x
3. Step 3: Cross multiply
   122,904x = 296,892 × 296,892
4. Step 4: Simplify right side
   122,904x = 88,144,859,664
5. Step 5: Solve for x
   x = 88,144,859,664/122,904
6. Step 6: Final answer
   x = 717,184.63