Finding the Fourth Proportional to 7,047.96, 10,571.52 and 3,151.32

Step by Step Solution

1. Step 1: Write the proportion equation
   7,047.96 : 10,571.52 = 3,151.32 : x
2. Step 2: Convert to fraction form
   7,047.96/10,571.52 = 3,151.32/x
3. Step 3: Cross multiply
   7,047.96x = 10,571.52 × 3,151.32
4. Step 4: Simplify right side
   7,047.96x = 33,314,242.41
5. Step 5: Solve for x
   x = 33,314,242.41/7,047.96
6. Step 6: Final answer
   x = 4,726.79