Finding the Fourth Proportional to 10,019.53, 13,825.89 and 5,543.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,019.53 : 13,825.89 = 5,543.17 : x
2. Step 2: Convert to fraction form
   10,019.53/13,825.89 = 5,543.17/x
3. Step 3: Cross multiply
   10,019.53x = 13,825.89 × 5,543.17
4. Step 4: Simplify right side
   10,019.53x = 76,639,224.11
5. Step 5: Solve for x
   x = 76,639,224.11/10,019.53
6. Step 6: Final answer
   x = 7,648.98