Finding the Third Proportional to 40,192.45 and 85,918.22

Step by Step Solution

1. Step 1: Write the proportion equation
   40,192.45 : 85,918.22 = 85,918.22 : x
2. Step 2: Convert to fraction form
   40,192.45/85,918.22 = 85,918.22/x
3. Step 3: Cross multiply
   40,192.45x = 85,918.22 × 85,918.22
4. Step 4: Simplify right side
   40,192.45x = 7,381,940,313.17
5. Step 5: Solve for x
   x = 7,381,940,313.17/40,192.45
6. Step 6: Final answer
   x = 183,664.84