Finding the Third Proportional to 2,900.97 and 4,357.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,900.97 : 4,357.86 = 4,357.86 : x
2. Step 2: Convert to fraction form
   2,900.97/4,357.86 = 4,357.86/x
3. Step 3: Cross multiply
   2,900.97x = 4,357.86 × 4,357.86
4. Step 4: Simplify right side
   2,900.97x = 18,990,972.38
5. Step 5: Solve for x
   x = 18,990,972.38/2,900.97
6. Step 6: Final answer
   x = 6,546.42