Finding the Third Proportional to 109,210.50 and 173,652

Step by Step Solution

1. Step 1: Write the proportion equation
   109,210.50 : 173,652 = 173,652 : x
2. Step 2: Convert to fraction form
   109,210.50/173,652 = 173,652/x
3. Step 3: Cross multiply
   109,210.50x = 173,652 × 173,652
4. Step 4: Simplify right side
   109,210.50x = 30,155,017,104
5. Step 5: Solve for x
   x = 30,155,017,104/109,210.50
6. Step 6: Final answer
   x = 276,118.30