Finding the Fourth Proportional to 2,499.59, 3,743.54 and 1,976.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.59 : 3,743.54 = 1,976.07 : x
2. Step 2: Convert to fraction form
   2,499.59/3,743.54 = 1,976.07/x
3. Step 3: Cross multiply
   2,499.59x = 3,743.54 × 1,976.07
4. Step 4: Simplify right side
   2,499.59x = 7,397,487.21
5. Step 5: Solve for x
   x = 7,397,487.21/2,499.59
6. Step 6: Final answer
   x = 2,959.49