Finding the Third Proportional to 311,410.69 and 467,116.31

Step by Step Solution

1. Step 1: Write the proportion equation
   311,410.69 : 467,116.31 = 467,116.31 : x
2. Step 2: Convert to fraction form
   311,410.69/467,116.31 = 467,116.31/x
3. Step 3: Cross multiply
   311,410.69x = 467,116.31 × 467,116.31
4. Step 4: Simplify right side
   311,410.69x = 218,197,649,403.60
5. Step 5: Solve for x
   x = 218,197,649,403.60/311,410.69
6. Step 6: Final answer
   x = 700,674.89