Finding the Fourth Proportional to 2,491.34, 3,434.29 and 2,048.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491.34 : 3,434.29 = 2,048.47 : x
2. Step 2: Convert to fraction form
   2,491.34/3,434.29 = 2,048.47/x
3. Step 3: Cross multiply
   2,491.34x = 3,434.29 × 2,048.47
4. Step 4: Simplify right side
   2,491.34x = 7,035,039.21
5. Step 5: Solve for x
   x = 7,035,039.21/2,491.34
6. Step 6: Final answer
   x = 2,823.80