Finding the Fourth Proportional to 9,503.45, 13,108.53 and 5,724.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,503.45 : 13,108.53 = 5,724.06 : x
2. Step 2: Convert to fraction form
   9,503.45/13,108.53 = 5,724.06/x
3. Step 3: Cross multiply
   9,503.45x = 13,108.53 × 5,724.06
4. Step 4: Simplify right side
   9,503.45x = 75,034,012.23
5. Step 5: Solve for x
   x = 75,034,012.23/9,503.45
6. Step 6: Final answer
   x = 7,895.45