Finding the Fourth Proportional to 118,718.44, 163,831.38 and 65,003.42

Step by Step Solution

1. Step 1: Write the proportion equation
   118,718.44 : 163,831.38 = 65,003.42 : x
2. Step 2: Convert to fraction form
   118,718.44/163,831.38 = 65,003.42/x
3. Step 3: Cross multiply
   118,718.44x = 163,831.38 × 65,003.42
4. Step 4: Simplify right side
   118,718.44x = 10,649,600,003.32
5. Step 5: Solve for x
   x = 10,649,600,003.32/118,718.44
6. Step 6: Final answer
   x = 89,704.68