Finding the Third Proportional to 111,474 and 238,068

Step by Step Solution

1. Step 1: Write the proportion equation
   111,474 : 238,068 = 238,068 : x
2. Step 2: Convert to fraction form
   111,474/238,068 = 238,068/x
3. Step 3: Cross multiply
   111,474x = 238,068 × 238,068
4. Step 4: Simplify right side
   111,474x = 56,676,372,624
5. Step 5: Solve for x
   x = 56,676,372,624/111,474
6. Step 6: Final answer
   x = 508,426.83