Finding the Third Proportional to 335,185.50 and 468,858

Step by Step Solution

1. Step 1: Write the proportion equation
   335,185.50 : 468,858 = 468,858 : x
2. Step 2: Convert to fraction form
   335,185.50/468,858 = 468,858/x
3. Step 3: Cross multiply
   335,185.50x = 468,858 × 468,858
4. Step 4: Simplify right side
   335,185.50x = 219,827,824,164
5. Step 5: Solve for x
   x = 219,827,824,164/335,185.50
6. Step 6: Final answer
   x = 655,839.30