Finding the Third Proportional to 109,155 and 234,910.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,155 : 234,910.50 = 234,910.50 : x
2. Step 2: Convert to fraction form
   109,155/234,910.50 = 234,910.50/x
3. Step 3: Cross multiply
   109,155x = 234,910.50 × 234,910.50
4. Step 4: Simplify right side
   109,155x = 55,182,943,010.25
5. Step 5: Solve for x
   x = 55,182,943,010.25/109,155
6. Step 6: Final answer
   x = 505,546.64