Finding the Fourth Proportional to 118,597.72, 177,662.82 and 96,436.12

Step by Step Solution

1. Step 1: Write the proportion equation
   118,597.72 : 177,662.82 = 96,436.12 : x
2. Step 2: Convert to fraction form
   118,597.72/177,662.82 = 96,436.12/x
3. Step 3: Cross multiply
   118,597.72x = 177,662.82 × 96,436.12
4. Step 4: Simplify right side
   118,597.72x = 17,133,113,029.06
5. Step 5: Solve for x
   x = 17,133,113,029.06/118,597.72
6. Step 6: Final answer
   x = 144,464.10