Finding the Third Proportional to 224,870 and 336,089

Step by Step Solution

1. Step 1: Write the proportion equation
   224,870 : 336,089 = 336,089 : x
2. Step 2: Convert to fraction form
   224,870/336,089 = 336,089/x
3. Step 3: Cross multiply
   224,870x = 336,089 × 336,089
4. Step 4: Simplify right side
   224,870x = 112,955,815,921
5. Step 5: Solve for x
   x = 112,955,815,921/224,870
6. Step 6: Final answer
   x = 502,316.08