Finding the Fourth Proportional to 16,926.48, 25,391.42 and 5,831.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,926.48 : 25,391.42 = 5,831.72 : x
2. Step 2: Convert to fraction form
   16,926.48/25,391.42 = 5,831.72/x
3. Step 3: Cross multiply
   16,926.48x = 25,391.42 × 5,831.72
4. Step 4: Simplify right side
   16,926.48x = 148,075,651.84
5. Step 5: Solve for x
   x = 148,075,651.84/16,926.48
6. Step 6: Final answer
   x = 8,748.17