Finding the Third Proportional to 86,594.06 and 186,082.31

Step by Step Solution

1. Step 1: Write the proportion equation
   86,594.06 : 186,082.31 = 186,082.31 : x
2. Step 2: Convert to fraction form
   86,594.06/186,082.31 = 186,082.31/x
3. Step 3: Cross multiply
   86,594.06x = 186,082.31 × 186,082.31
4. Step 4: Simplify right side
   86,594.06x = 34,626,627,025.35
5. Step 5: Solve for x
   x = 34,626,627,025.35/86,594.06
6. Step 6: Final answer
   x = 399,872.99