Finding the Fourth Proportional to 2,114.76, 2,921.22 and 2,100.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114.76 : 2,921.22 = 2,100.18 : x
2. Step 2: Convert to fraction form
   2,114.76/2,921.22 = 2,100.18/x
3. Step 3: Cross multiply
   2,114.76x = 2,921.22 × 2,100.18
4. Step 4: Simplify right side
   2,114.76x = 6,135,087.82
5. Step 5: Solve for x
   x = 6,135,087.82/2,114.76
6. Step 6: Final answer
   x = 2,901.08