Finding the Third Proportional to 224,688 and 350,856

Step by Step Solution

1. Step 1: Write the proportion equation
   224,688 : 350,856 = 350,856 : x
2. Step 2: Convert to fraction form
   224,688/350,856 = 350,856/x
3. Step 3: Cross multiply
   224,688x = 350,856 × 350,856
4. Step 4: Simplify right side
   224,688x = 123,099,932,736
5. Step 5: Solve for x
   x = 123,099,932,736/224,688
6. Step 6: Final answer
   x = 547,870.53