Finding the Third Proportional to 109,190 and 238,748

Step by Step Solution

1. Step 1: Write the proportion equation
   109,190 : 238,748 = 238,748 : x
2. Step 2: Convert to fraction form
   109,190/238,748 = 238,748/x
3. Step 3: Cross multiply
   109,190x = 238,748 × 238,748
4. Step 4: Simplify right side
   109,190x = 57,000,607,504
5. Step 5: Solve for x
   x = 57,000,607,504/109,190
6. Step 6: Final answer
   x = 522,031.39