Finding the Third Proportional to 2,910.30 and 4,114.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,910.30 : 4,114.55 = 4,114.55 : x
2. Step 2: Convert to fraction form
   2,910.30/4,114.55 = 4,114.55/x
3. Step 3: Cross multiply
   2,910.30x = 4,114.55 × 4,114.55
4. Step 4: Simplify right side
   2,910.30x = 16,929,495.99
5. Step 5: Solve for x
   x = 16,929,495.99/2,910.30
6. Step 6: Final answer
   x = 5,817.09