Finding the Fourth Proportional to 8,061.02, 11,128.84 and 5,371.53

Step by Step Solution

1. Step 1: Write the proportion equation
   8,061.02 : 11,128.84 = 5,371.53 : x
2. Step 2: Convert to fraction form
   8,061.02/11,128.84 = 5,371.53/x
3. Step 3: Cross multiply
   8,061.02x = 11,128.84 × 5,371.53
4. Step 4: Simplify right side
   8,061.02x = 59,778,884.50
5. Step 5: Solve for x
   x = 59,778,884.50/8,061.02
6. Step 6: Final answer
   x = 7,415.79