Finding the Third Proportional to 715,171.50 and 1,515,636

Step by Step Solution

1. Step 1: Write the proportion equation
   715,171.50 : 1,515,636 = 1,515,636 : x
2. Step 2: Convert to fraction form
   715,171.50/1,515,636 = 1,515,636/x
3. Step 3: Cross multiply
   715,171.50x = 1,515,636 × 1,515,636
4. Step 4: Simplify right side
   715,171.50x = 2,297,152,484,496
5. Step 5: Solve for x
   x = 2,297,152,484,496/715,171.50
6. Step 6: Final answer
   x = 3,212,030.24