Finding the Third Proportional to 131,930 and 293,388

Step by Step Solution

1. Step 1: Write the proportion equation
   131,930 : 293,388 = 293,388 : x
2. Step 2: Convert to fraction form
   131,930/293,388 = 293,388/x
3. Step 3: Cross multiply
   131,930x = 293,388 × 293,388
4. Step 4: Simplify right side
   131,930x = 86,076,518,544
5. Step 5: Solve for x
   x = 86,076,518,544/131,930
6. Step 6: Final answer
   x = 652,440.83