Finding the Third Proportional to 112,856 and 242,704

Step by Step Solution

1. Step 1: Write the proportion equation
   112,856 : 242,704 = 242,704 : x
2. Step 2: Convert to fraction form
   112,856/242,704 = 242,704/x
3. Step 3: Cross multiply
   112,856x = 242,704 × 242,704
4. Step 4: Simplify right side
   112,856x = 58,905,231,616
5. Step 5: Solve for x
   x = 58,905,231,616/112,856
6. Step 6: Final answer
   x = 521,950.38