Finding the Third Proportional to 103,801.50 and 215,325

Step by Step Solution

1. Step 1: Write the proportion equation
   103,801.50 : 215,325 = 215,325 : x
2. Step 2: Convert to fraction form
   103,801.50/215,325 = 215,325/x
3. Step 3: Cross multiply
   103,801.50x = 215,325 × 215,325
4. Step 4: Simplify right side
   103,801.50x = 46,364,855,625
5. Step 5: Solve for x
   x = 46,364,855,625/103,801.50
6. Step 6: Final answer
   x = 446,668.45