Finding the Fourth Proportional to 58,644.91, 80,976.56 and 54,167.03

Step by Step Solution

1. Step 1: Write the proportion equation
   58,644.91 : 80,976.56 = 54,167.03 : x
2. Step 2: Convert to fraction form
   58,644.91/80,976.56 = 54,167.03/x
3. Step 3: Cross multiply
   58,644.91x = 80,976.56 × 54,167.03
4. Step 4: Simplify right side
   58,644.91x = 4,386,259,687.45
5. Step 5: Solve for x
   x = 4,386,259,687.45/58,644.91
6. Step 6: Final answer
   x = 74,793.53