Finding the Fourth Proportional to 118,797, 163,940.16 and 65,083.07

Step by Step Solution

1. Step 1: Write the proportion equation
   118,797 : 163,940.16 = 65,083.07 : x
2. Step 2: Convert to fraction form
   118,797/163,940.16 = 65,083.07/x
3. Step 3: Cross multiply
   118,797x = 163,940.16 × 65,083.07
4. Step 4: Simplify right side
   118,797x = 10,669,728,089.39
5. Step 5: Solve for x
   x = 10,669,728,089.39/118,797
6. Step 6: Final answer
   x = 89,814.79