Finding the Fourth Proportional to 2,553.01, 3,846.88 and 2,100.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553.01 : 3,846.88 = 2,100.93 : x
2. Step 2: Convert to fraction form
   2,553.01/3,846.88 = 2,100.93/x
3. Step 3: Cross multiply
   2,553.01x = 3,846.88 × 2,100.93
4. Step 4: Simplify right side
   2,553.01x = 8,082,025.60
5. Step 5: Solve for x
   x = 8,082,025.60/2,553.01
6. Step 6: Final answer
   x = 3,165.69