Finding the Third Proportional to 40,015.69 and 85,736.81

Step by Step Solution

1. Step 1: Write the proportion equation
   40,015.69 : 85,736.81 = 85,736.81 : x
2. Step 2: Convert to fraction form
   40,015.69/85,736.81 = 85,736.81/x
3. Step 3: Cross multiply
   40,015.69x = 85,736.81 × 85,736.81
4. Step 4: Simplify right side
   40,015.69x = 7,350,801,017.66
5. Step 5: Solve for x
   x = 7,350,801,017.66/40,015.69
6. Step 6: Final answer
   x = 183,697.98