Finding the Fourth Proportional to 3,770.59, 5,203.37 and 2,091.95

Step by Step Solution

1. Step 1: Write the proportion equation
   3,770.59 : 5,203.37 = 2,091.95 : x
2. Step 2: Convert to fraction form
   3,770.59/5,203.37 = 2,091.95/x
3. Step 3: Cross multiply
   3,770.59x = 5,203.37 × 2,091.95
4. Step 4: Simplify right side
   3,770.59x = 10,885,192.42
5. Step 5: Solve for x
   x = 10,885,192.42/3,770.59
6. Step 6: Final answer
   x = 2,886.87