Finding the Fourth Proportional to 3,692.10, 5,094.81 and 2,119.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,692.10 : 5,094.81 = 2,119.89 : x
2. Step 2: Convert to fraction form
   3,692.10/5,094.81 = 2,119.89/x
3. Step 3: Cross multiply
   3,692.10x = 5,094.81 × 2,119.89
4. Step 4: Simplify right side
   3,692.10x = 10,800,436.77
5. Step 5: Solve for x
   x = 10,800,436.77/3,692.10
6. Step 6: Final answer
   x = 2,925.28