Finding the Third Proportional to 465,700.50 and 738,648

Step by Step Solution

1. Step 1: Write the proportion equation
   465,700.50 : 738,648 = 738,648 : x
2. Step 2: Convert to fraction form
   465,700.50/738,648 = 738,648/x
3. Step 3: Cross multiply
   465,700.50x = 738,648 × 738,648
4. Step 4: Simplify right side
   465,700.50x = 545,600,867,904
5. Step 5: Solve for x
   x = 545,600,867,904/465,700.50
6. Step 6: Final answer
   x = 1,171,570.29