Finding the Fourth Proportional to 118,654.30, 177,883.89 and 55,443.16

Step by Step Solution

1. Step 1: Write the proportion equation
   118,654.30 : 177,883.89 = 55,443.16 : x
2. Step 2: Convert to fraction form
   118,654.30/177,883.89 = 55,443.16/x
3. Step 3: Cross multiply
   118,654.30x = 177,883.89 × 55,443.16
4. Step 4: Simplify right side
   118,654.30x = 9,862,444,974.69
5. Step 5: Solve for x
   x = 9,862,444,974.69/118,654.30
6. Step 6: Final answer
   x = 83,119.15