Finding the Third Proportional to 224,870 and 341,909

Step by Step Solution

1. Step 1: Write the proportion equation
   224,870 : 341,909 = 341,909 : x
2. Step 2: Convert to fraction form
   224,870/341,909 = 341,909/x
3. Step 3: Cross multiply
   224,870x = 341,909 × 341,909
4. Step 4: Simplify right side
   224,870x = 116,901,764,281
5. Step 5: Solve for x
   x = 116,901,764,281/224,870
6. Step 6: Final answer
   x = 519,863.76