Finding the Third Proportional to 43,855.50 and 90,719.75

Step by Step Solution

1. Step 1: Write the proportion equation
   43,855.50 : 90,719.75 = 90,719.75 : x
2. Step 2: Convert to fraction form
   43,855.50/90,719.75 = 90,719.75/x
3. Step 3: Cross multiply
   43,855.50x = 90,719.75 × 90,719.75
4. Step 4: Simplify right side
   43,855.50x = 8,230,073,040.06
5. Step 5: Solve for x
   x = 8,230,073,040.06/43,855.50
6. Step 6: Final answer
   x = 187,663.42