Finding the Third Proportional to 51,667.50 and 105,518.25

Step by Step Solution

1. Step 1: Write the proportion equation
   51,667.50 : 105,518.25 = 105,518.25 : x
2. Step 2: Convert to fraction form
   51,667.50/105,518.25 = 105,518.25/x
3. Step 3: Cross multiply
   51,667.50x = 105,518.25 × 105,518.25
4. Step 4: Simplify right side
   51,667.50x = 11,134,101,083.06
5. Step 5: Solve for x
   x = 11,134,101,083.06/51,667.50
6. Step 6: Final answer
   x = 215,495.25