Finding the Fourth Proportional to 7,048.71, 10,574.91 and 2,887.34

Step by Step Solution

1. Step 1: Write the proportion equation
   7,048.71 : 10,574.91 = 2,887.34 : x
2. Step 2: Convert to fraction form
   7,048.71/10,574.91 = 2,887.34/x
3. Step 3: Cross multiply
   7,048.71x = 10,574.91 × 2,887.34
4. Step 4: Simplify right side
   7,048.71x = 30,533,307.76
5. Step 5: Solve for x
   x = 30,533,307.76/7,048.71
6. Step 6: Final answer
   x = 4,331.76