Finding the Fourth Proportional to 2,537.11, 3,499.06 and 2,140.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,537.11 : 3,499.06 = 2,140.72 : x
2. Step 2: Convert to fraction form
   2,537.11/3,499.06 = 2,140.72/x
3. Step 3: Cross multiply
   2,537.11x = 3,499.06 × 2,140.72
4. Step 4: Simplify right side
   2,537.11x = 7,490,507.72
5. Step 5: Solve for x
   x = 7,490,507.72/2,537.11
6. Step 6: Final answer
   x = 2,952.38