Finding the Third Proportional to 317,046.75 and 747,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   317,046.75 : 747,667.50 = 747,667.50 : x
2. Step 2: Convert to fraction form
   317,046.75/747,667.50 = 747,667.50/x
3. Step 3: Cross multiply
   317,046.75x = 747,667.50 × 747,667.50
4. Step 4: Simplify right side
   317,046.75x = 559,006,690,556.25
5. Step 5: Solve for x
   x = 559,006,690,556.25/317,046.75
6. Step 6: Final answer
   x = 1,763,168.02