Finding the Third Proportional to 109,210.50 and 164,587.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,210.50 : 164,587.50 = 164,587.50 : x
2. Step 2: Convert to fraction form
   109,210.50/164,587.50 = 164,587.50/x
3. Step 3: Cross multiply
   109,210.50x = 164,587.50 × 164,587.50
4. Step 4: Simplify right side
   109,210.50x = 27,089,045,156.25
5. Step 5: Solve for x
   x = 27,089,045,156.25/109,210.50
6. Step 6: Final answer
   x = 248,044.33