Finding the Third Proportional to 224,967.50 and 316,446

Step by Step Solution

1. Step 1: Write the proportion equation
   224,967.50 : 316,446 = 316,446 : x
2. Step 2: Convert to fraction form
   224,967.50/316,446 = 316,446/x
3. Step 3: Cross multiply
   224,967.50x = 316,446 × 316,446
4. Step 4: Simplify right side
   224,967.50x = 100,138,070,916
5. Step 5: Solve for x
   x = 100,138,070,916/224,967.50
6. Step 6: Final answer
   x = 445,122.39