Finding the Third Proportional to 112,614 and 242,684

Step by Step Solution

1. Step 1: Write the proportion equation
   112,614 : 242,684 = 242,684 : x
2. Step 2: Convert to fraction form
   112,614/242,684 = 242,684/x
3. Step 3: Cross multiply
   112,614x = 242,684 × 242,684
4. Step 4: Simplify right side
   112,614x = 58,895,523,856
5. Step 5: Solve for x
   x = 58,895,523,856/112,614
6. Step 6: Final answer
   x = 522,985.81