Finding the Third Proportional to 156,724 and 238,758

Step by Step Solution

1. Step 1: Write the proportion equation
   156,724 : 238,758 = 238,758 : x
2. Step 2: Convert to fraction form
   156,724/238,758 = 238,758/x
3. Step 3: Cross multiply
   156,724x = 238,758 × 238,758
4. Step 4: Simplify right side
   156,724x = 57,005,382,564
5. Step 5: Solve for x
   x = 57,005,382,564/156,724
6. Step 6: Final answer
   x = 363,731.03