Finding the Third Proportional to 353,536.50 and 763,093.50

Step by Step Solution

1. Step 1: Write the proportion equation
   353,536.50 : 763,093.50 = 763,093.50 : x
2. Step 2: Convert to fraction form
   353,536.50/763,093.50 = 763,093.50/x
3. Step 3: Cross multiply
   353,536.50x = 763,093.50 × 763,093.50
4. Step 4: Simplify right side
   353,536.50x = 582,311,689,742.25
5. Step 5: Solve for x
   x = 582,311,689,742.25/353,536.50
6. Step 6: Final answer
   x = 1,647,104.87