Finding the Fourth Proportional to 3,699.98, 5,106.04 and 2,021.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,699.98 : 5,106.04 = 2,021.46 : x
2. Step 2: Convert to fraction form
   3,699.98/5,106.04 = 2,021.46/x
3. Step 3: Cross multiply
   3,699.98x = 5,106.04 × 2,021.46
4. Step 4: Simplify right side
   3,699.98x = 10,321,631.42
5. Step 5: Solve for x
   x = 10,321,631.42/3,699.98
6. Step 6: Final answer
   x = 2,789.65