Finding the Third Proportional to 86,175.56 and 186,185.25

Step by Step Solution

1. Step 1: Write the proportion equation
   86,175.56 : 186,185.25 = 186,185.25 : x
2. Step 2: Convert to fraction form
   86,175.56/186,185.25 = 186,185.25/x
3. Step 3: Cross multiply
   86,175.56x = 186,185.25 × 186,185.25
4. Step 4: Simplify right side
   86,175.56x = 34,664,947,317.56
5. Step 5: Solve for x
   x = 34,664,947,317.56/86,175.56
6. Step 6: Final answer
   x = 402,259.60