Finding the Fourth Proportional to 10,311.90, 15,460.56 and 5,048.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,311.90 : 15,460.56 = 5,048.52 : x
2. Step 2: Convert to fraction form
   10,311.90/15,460.56 = 5,048.52/x
3. Step 3: Cross multiply
   10,311.90x = 15,460.56 × 5,048.52
4. Step 4: Simplify right side
   10,311.90x = 78,052,946.37
5. Step 5: Solve for x
   x = 78,052,946.37/10,311.90
6. Step 6: Final answer
   x = 7,569.21