Finding the Fourth Proportional to 2,612.32, 3,941.77 and 2,511.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,612.32 : 3,941.77 = 2,511.07 : x
2. Step 2: Convert to fraction form
   2,612.32/3,941.77 = 2,511.07/x
3. Step 3: Cross multiply
   2,612.32x = 3,941.77 × 2,511.07
4. Step 4: Simplify right side
   2,612.32x = 9,898,040.69
5. Step 5: Solve for x
   x = 9,898,040.69/2,612.32
6. Step 6: Final answer
   x = 3,788.99