Finding the Fourth Proportional to 8,051.52, 11,117.52 and 5,401.20

Step by Step Solution

1. Step 1: Write the proportion equation
   8,051.52 : 11,117.52 = 5,401.20 : x
2. Step 2: Convert to fraction form
   8,051.52/11,117.52 = 5,401.20/x
3. Step 3: Cross multiply
   8,051.52x = 11,117.52 × 5,401.20
4. Step 4: Simplify right side
   8,051.52x = 60,047,949.02
5. Step 5: Solve for x
   x = 60,047,949.02/8,051.52
6. Step 6: Final answer
   x = 7,457.96