Finding the Third Proportional to 152,976.38 and 331,377

Step by Step Solution

1. Step 1: Write the proportion equation
   152,976.38 : 331,377 = 331,377 : x
2. Step 2: Convert to fraction form
   152,976.38/331,377 = 331,377/x
3. Step 3: Cross multiply
   152,976.38x = 331,377 × 331,377
4. Step 4: Simplify right side
   152,976.38x = 109,810,716,129
5. Step 5: Solve for x
   x = 109,810,716,129/152,976.38
6. Step 6: Final answer
   x = 717,827.94