Finding the Third Proportional to 485,377.31 and 759,754.69

Step by Step Solution

1. Step 1: Write the proportion equation
   485,377.31 : 759,754.69 = 759,754.69 : x
2. Step 2: Convert to fraction form
   485,377.31/759,754.69 = 759,754.69/x
3. Step 3: Cross multiply
   485,377.31x = 759,754.69 × 759,754.69
4. Step 4: Simplify right side
   485,377.31x = 577,227,185,178.22
5. Step 5: Solve for x
   x = 577,227,185,178.22/485,377.31
6. Step 6: Final answer
   x = 1,189,233.96