Finding the Third Proportional to 2,699.58 and 3,449.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,699.58 : 3,449.46 = 3,449.46 : x
2. Step 2: Convert to fraction form
   2,699.58/3,449.46 = 3,449.46/x
3. Step 3: Cross multiply
   2,699.58x = 3,449.46 × 3,449.46
4. Step 4: Simplify right side
   2,699.58x = 11,898,780.76
5. Step 5: Solve for x
   x = 11,898,780.76/2,699.58
6. Step 6: Final answer
   x = 4,407.64