Finding the Third Proportional to 131,164 and 307,930

Step by Step Solution

1. Step 1: Write the proportion equation
   131,164 : 307,930 = 307,930 : x
2. Step 2: Convert to fraction form
   131,164/307,930 = 307,930/x
3. Step 3: Cross multiply
   131,164x = 307,930 × 307,930
4. Step 4: Simplify right side
   131,164x = 94,820,884,900
5. Step 5: Solve for x
   x = 94,820,884,900/131,164
6. Step 6: Final answer
   x = 722,918.52