Finding the Third Proportional to 108,719.50 and 238,877

Step by Step Solution

1. Step 1: Write the proportion equation
   108,719.50 : 238,877 = 238,877 : x
2. Step 2: Convert to fraction form
   108,719.50/238,877 = 238,877/x
3. Step 3: Cross multiply
   108,719.50x = 238,877 × 238,877
4. Step 4: Simplify right side
   108,719.50x = 57,062,221,129
5. Step 5: Solve for x
   x = 57,062,221,129/108,719.50
6. Step 6: Final answer
   x = 524,857.28