Finding the Third Proportional to 3,728,686.50 and 5,757,871.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,728,686.50 : 5,757,871.50 = 5,757,871.50 : x
2. Step 2: Convert to fraction form
   3,728,686.50/5,757,871.50 = 5,757,871.50/x
3. Step 3: Cross multiply
   3,728,686.50x = 5,757,871.50 × 5,757,871.50
4. Step 4: Simplify right side
   3,728,686.50x = 33,153,084,210,512.25
5. Step 5: Solve for x
   x = 33,153,084,210,512.25/3,728,686.50
6. Step 6: Final answer
   x = 8,891,357.37