Finding the Third Proportional to 111,415.50 and 238,383

Step by Step Solution

1. Step 1: Write the proportion equation
   111,415.50 : 238,383 = 238,383 : x
2. Step 2: Convert to fraction form
   111,415.50/238,383 = 238,383/x
3. Step 3: Cross multiply
   111,415.50x = 238,383 × 238,383
4. Step 4: Simplify right side
   111,415.50x = 56,826,454,689
5. Step 5: Solve for x
   x = 56,826,454,689/111,415.50
6. Step 6: Final answer
   x = 510,040.84