Finding the Third Proportional to 224,475 and 330,147.75

Step by Step Solution

1. Step 1: Write the proportion equation
   224,475 : 330,147.75 = 330,147.75 : x
2. Step 2: Convert to fraction form
   224,475/330,147.75 = 330,147.75/x
3. Step 3: Cross multiply
   224,475x = 330,147.75 × 330,147.75
4. Step 4: Simplify right side
   224,475x = 108,997,536,830.06
5. Step 5: Solve for x
   x = 108,997,536,830.06/224,475
6. Step 6: Final answer
   x = 485,566.49