Finding the Fourth Proportional to 13,152.96, 19,717.71 and 4,831.07

Step by Step Solution

1. Step 1: Write the proportion equation
   13,152.96 : 19,717.71 = 4,831.07 : x
2. Step 2: Convert to fraction form
   13,152.96/19,717.71 = 4,831.07/x
3. Step 3: Cross multiply
   13,152.96x = 19,717.71 × 4,831.07
4. Step 4: Simplify right side
   13,152.96x = 95,257,637.25
5. Step 5: Solve for x
   x = 95,257,637.25/13,152.96
6. Step 6: Final answer
   x = 7,242.30