Finding the Third Proportional to 181,284.50 and 388,813

Step by Step Solution

1. Step 1: Write the proportion equation
   181,284.50 : 388,813 = 388,813 : x
2. Step 2: Convert to fraction form
   181,284.50/388,813 = 388,813/x
3. Step 3: Cross multiply
   181,284.50x = 388,813 × 388,813
4. Step 4: Simplify right side
   181,284.50x = 151,175,548,969
5. Step 5: Solve for x
   x = 151,175,548,969/181,284.50
6. Step 6: Final answer
   x = 833,913.26