Finding the Third Proportional to 1,925.81 and 2,910.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,925.81 : 2,910.75 = 2,910.75 : x
2. Step 2: Convert to fraction form
   1,925.81/2,910.75 = 2,910.75/x
3. Step 3: Cross multiply
   1,925.81x = 2,910.75 × 2,910.75
4. Step 4: Simplify right side
   1,925.81x = 8,472,465.56
5. Step 5: Solve for x
   x = 8,472,465.56/1,925.81
6. Step 6: Final answer
   x = 4,399.42