Finding the Third Proportional to 43,105.50 and 66,575.25

Step by Step Solution

1. Step 1: Write the proportion equation
   43,105.50 : 66,575.25 = 66,575.25 : x
2. Step 2: Convert to fraction form
   43,105.50/66,575.25 = 66,575.25/x
3. Step 3: Cross multiply
   43,105.50x = 66,575.25 × 66,575.25
4. Step 4: Simplify right side
   43,105.50x = 4,432,263,912.56
5. Step 5: Solve for x
   x = 4,432,263,912.56/43,105.50
6. Step 6: Final answer
   x = 102,823.63