Finding the Third Proportional to 105,623 and 234,860

Step by Step Solution

1. Step 1: Write the proportion equation
   105,623 : 234,860 = 234,860 : x
2. Step 2: Convert to fraction form
   105,623/234,860 = 234,860/x
3. Step 3: Cross multiply
   105,623x = 234,860 × 234,860
4. Step 4: Simplify right side
   105,623x = 55,159,219,600
5. Step 5: Solve for x
   x = 55,159,219,600/105,623
6. Step 6: Final answer
   x = 522,227.35