Finding the Third Proportional to 1,765.55 and 4,267.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,765.55 : 4,267.69 = 4,267.69 : x
2. Step 2: Convert to fraction form
   1,765.55/4,267.69 = 4,267.69/x
3. Step 3: Cross multiply
   1,765.55x = 4,267.69 × 4,267.69
4. Step 4: Simplify right side
   1,765.55x = 18,213,156.60
5. Step 5: Solve for x
   x = 18,213,156.60/1,765.55
6. Step 6: Final answer
   x = 10,315.87