Finding the Third Proportional to 112,262 and 245,664

Step by Step Solution

1. Step 1: Write the proportion equation
   112,262 : 245,664 = 245,664 : x
2. Step 2: Convert to fraction form
   112,262/245,664 = 245,664/x
3. Step 3: Cross multiply
   112,262x = 245,664 × 245,664
4. Step 4: Simplify right side
   112,262x = 60,350,800,896
5. Step 5: Solve for x
   x = 60,350,800,896/112,262
6. Step 6: Final answer
   x = 537,588.86