Finding the Third Proportional to 207,185.50 and 457,929

Step by Step Solution

1. Step 1: Write the proportion equation
   207,185.50 : 457,929 = 457,929 : x
2. Step 2: Convert to fraction form
   207,185.50/457,929 = 457,929/x
3. Step 3: Cross multiply
   207,185.50x = 457,929 × 457,929
4. Step 4: Simplify right side
   207,185.50x = 209,698,969,041
5. Step 5: Solve for x
   x = 209,698,969,041/207,185.50
6. Step 6: Final answer
   x = 1,012,131.49