Finding the Fourth Proportional to 3,607.06, 4,977.89 and 2,114.77

Step by Step Solution

1. Step 1: Write the proportion equation
   3,607.06 : 4,977.89 = 2,114.77 : x
2. Step 2: Convert to fraction form
   3,607.06/4,977.89 = 2,114.77/x
3. Step 3: Cross multiply
   3,607.06x = 4,977.89 × 2,114.77
4. Step 4: Simplify right side
   3,607.06x = 10,527,081.86
5. Step 5: Solve for x
   x = 10,527,081.86/3,607.06
6. Step 6: Final answer
   x = 2,918.47