Finding the Third Proportional to 109,179 and 238,725

Step by Step Solution

1. Step 1: Write the proportion equation
   109,179 : 238,725 = 238,725 : x
2. Step 2: Convert to fraction form
   109,179/238,725 = 238,725/x
3. Step 3: Cross multiply
   109,179x = 238,725 × 238,725
4. Step 4: Simplify right side
   109,179x = 56,989,625,625
5. Step 5: Solve for x
   x = 56,989,625,625/109,179
6. Step 6: Final answer
   x = 521,983.40