Finding the Third Proportional to 353,160 and 497,544.75

Step by Step Solution

1. Step 1: Write the proportion equation
   353,160 : 497,544.75 = 497,544.75 : x
2. Step 2: Convert to fraction form
   353,160/497,544.75 = 497,544.75/x
3. Step 3: Cross multiply
   353,160x = 497,544.75 × 497,544.75
4. Step 4: Simplify right side
   353,160x = 247,550,778,252.56
5. Step 5: Solve for x
   x = 247,550,778,252.56/353,160
6. Step 6: Final answer
   x = 700,959.28