Finding the Third Proportional to 111,528 and 238,176

Step by Step Solution

1. Step 1: Write the proportion equation
   111,528 : 238,176 = 238,176 : x
2. Step 2: Convert to fraction form
   111,528/238,176 = 238,176/x
3. Step 3: Cross multiply
   111,528x = 238,176 × 238,176
4. Step 4: Simplify right side
   111,528x = 56,727,806,976
5. Step 5: Solve for x
   x = 56,727,806,976/111,528
6. Step 6: Final answer
   x = 508,641.84