Finding the Third Proportional to 224,928 and 339,715.69

Step by Step Solution

1. Step 1: Write the proportion equation
   224,928 : 339,715.69 = 339,715.69 : x
2. Step 2: Convert to fraction form
   224,928/339,715.69 = 339,715.69/x
3. Step 3: Cross multiply
   224,928x = 339,715.69 × 339,715.69
4. Step 4: Simplify right side
   224,928x = 115,406,748,333.60
5. Step 5: Solve for x
   x = 115,406,748,333.60/224,928
6. Step 6: Final answer
   x = 513,083.07