Finding the Fourth Proportional to 10,117.47, 13,963.89 and 7,723.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,117.47 : 13,963.89 = 7,723.53 : x
2. Step 2: Convert to fraction form
   10,117.47/13,963.89 = 7,723.53/x
3. Step 3: Cross multiply
   10,117.47x = 13,963.89 × 7,723.53
4. Step 4: Simplify right side
   10,117.47x = 107,850,523.33
5. Step 5: Solve for x
   x = 107,850,523.33/10,117.47
6. Step 6: Final answer
   x = 10,659.83