Finding the Third Proportional to 253,065 and 388,053.38

Step by Step Solution

1. Step 1: Write the proportion equation
   253,065 : 388,053.38 = 388,053.38 : x
2. Step 2: Convert to fraction form
   253,065/388,053.38 = 388,053.38/x
3. Step 3: Cross multiply
   253,065x = 388,053.38 × 388,053.38
4. Step 4: Simplify right side
   253,065x = 150,585,421,848.89
5. Step 5: Solve for x
   x = 150,585,421,848.89/253,065
6. Step 6: Final answer
   x = 595,046.42