Finding the Third Proportional to 156,722 and 238,751

Step by Step Solution

1. Step 1: Write the proportion equation
   156,722 : 238,751 = 238,751 : x
2. Step 2: Convert to fraction form
   156,722/238,751 = 238,751/x
3. Step 3: Cross multiply
   156,722x = 238,751 × 238,751
4. Step 4: Simplify right side
   156,722x = 57,002,040,001
5. Step 5: Solve for x
   x = 57,002,040,001/156,722
6. Step 6: Final answer
   x = 363,714.35