Finding the Fourth Proportional to 3,779.93, 5,216.06 and 2,101.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,779.93 : 5,216.06 = 2,101.23 : x
2. Step 2: Convert to fraction form
   3,779.93/5,216.06 = 2,101.23/x
3. Step 3: Cross multiply
   3,779.93x = 5,216.06 × 2,101.23
4. Step 4: Simplify right side
   3,779.93x = 10,960,131.25
5. Step 5: Solve for x
   x = 10,960,131.25/3,779.93
6. Step 6: Final answer
   x = 2,899.56