Finding the Third Proportional to 53,110.50 and 108,670.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,110.50 : 108,670.50 = 108,670.50 : x
2. Step 2: Convert to fraction form
   53,110.50/108,670.50 = 108,670.50/x
3. Step 3: Cross multiply
   53,110.50x = 108,670.50 × 108,670.50
4. Step 4: Simplify right side
   53,110.50x = 11,809,277,570.25
5. Step 5: Solve for x
   x = 11,809,277,570.25/53,110.50
6. Step 6: Final answer
   x = 222,352.97