Finding the Third Proportional to 206,521.50 and 301,854

Step by Step Solution

1. Step 1: Write the proportion equation
   206,521.50 : 301,854 = 301,854 : x
2. Step 2: Convert to fraction form
   206,521.50/301,854 = 301,854/x
3. Step 3: Cross multiply
   206,521.50x = 301,854 × 301,854
4. Step 4: Simplify right side
   206,521.50x = 91,115,837,316
5. Step 5: Solve for x
   x = 91,115,837,316/206,521.50
6. Step 6: Final answer
   x = 441,192.99