Finding the Fourth Proportional to 3,777.59, 5,213.01 and 2,098.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,777.59 : 5,213.01 = 2,098.91 : x
2. Step 2: Convert to fraction form
   3,777.59/5,213.01 = 2,098.91/x
3. Step 3: Cross multiply
   3,777.59x = 5,213.01 × 2,098.91
4. Step 4: Simplify right side
   3,777.59x = 10,941,638.82
5. Step 5: Solve for x
   x = 10,941,638.82/3,777.59
6. Step 6: Final answer
   x = 2,896.46