Finding the Third Proportional to 40,118.06 and 86,585.06

Step by Step Solution

1. Step 1: Write the proportion equation
   40,118.06 : 86,585.06 = 86,585.06 : x
2. Step 2: Convert to fraction form
   40,118.06/86,585.06 = 86,585.06/x
3. Step 3: Cross multiply
   40,118.06x = 86,585.06 × 86,585.06
4. Step 4: Simplify right side
   40,118.06x = 7,496,973,048.13
5. Step 5: Solve for x
   x = 7,496,973,048.13/40,118.06
6. Step 6: Final answer
   x = 186,872.76