Finding the Third Proportional to 267,103.50 and 415,973.25

Step by Step Solution

1. Step 1: Write the proportion equation
   267,103.50 : 415,973.25 = 415,973.25 : x
2. Step 2: Convert to fraction form
   267,103.50/415,973.25 = 415,973.25/x
3. Step 3: Cross multiply
   267,103.50x = 415,973.25 × 415,973.25
4. Step 4: Simplify right side
   267,103.50x = 173,033,744,715.56
5. Step 5: Solve for x
   x = 173,033,744,715.56/267,103.50
6. Step 6: Final answer
   x = 647,815.34