Finding the Third Proportional to 43,615.50 and 69,176.25

Step by Step Solution

1. Step 1: Write the proportion equation
   43,615.50 : 69,176.25 = 69,176.25 : x
2. Step 2: Convert to fraction form
   43,615.50/69,176.25 = 69,176.25/x
3. Step 3: Cross multiply
   43,615.50x = 69,176.25 × 69,176.25
4. Step 4: Simplify right side
   43,615.50x = 4,785,353,564.06
5. Step 5: Solve for x
   x = 4,785,353,564.06/43,615.50
6. Step 6: Final answer
   x = 109,716.81