Finding the Third Proportional to 199,181.25 and 304,830

Step by Step Solution

1. Step 1: Write the proportion equation
   199,181.25 : 304,830 = 304,830 : x
2. Step 2: Convert to fraction form
   199,181.25/304,830 = 304,830/x
3. Step 3: Cross multiply
   199,181.25x = 304,830 × 304,830
4. Step 4: Simplify right side
   199,181.25x = 92,921,328,900
5. Step 5: Solve for x
   x = 92,921,328,900/199,181.25
6. Step 6: Final answer
   x = 466,516.45