Finding the Third Proportional to 40,401.19 and 85,908.56

Step by Step Solution

1. Step 1: Write the proportion equation
   40,401.19 : 85,908.56 = 85,908.56 : x
2. Step 2: Convert to fraction form
   40,401.19/85,908.56 = 85,908.56/x
3. Step 3: Cross multiply
   40,401.19x = 85,908.56 × 85,908.56
4. Step 4: Simplify right side
   40,401.19x = 7,380,281,110.82
5. Step 5: Solve for x
   x = 7,380,281,110.82/40,401.19
6. Step 6: Final answer
   x = 182,674.86