Finding the Third Proportional to 40,111.50 and 85,329.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,111.50 : 85,329.75 = 85,329.75 : x
2. Step 2: Convert to fraction form
   40,111.50/85,329.75 = 85,329.75/x
3. Step 3: Cross multiply
   40,111.50x = 85,329.75 × 85,329.75
4. Step 4: Simplify right side
   40,111.50x = 7,281,166,235.06
5. Step 5: Solve for x
   x = 7,281,166,235.06/40,111.50
6. Step 6: Final answer
   x = 181,523.16