Finding the Fourth Proportional to 54,243.23, 80,958.17 and 50,700.29

Step by Step Solution

1. Step 1: Write the proportion equation
   54,243.23 : 80,958.17 = 50,700.29 : x
2. Step 2: Convert to fraction form
   54,243.23/80,958.17 = 50,700.29/x
3. Step 3: Cross multiply
   54,243.23x = 80,958.17 × 50,700.29
4. Step 4: Simplify right side
   54,243.23x = 4,104,602,418.83
5. Step 5: Solve for x
   x = 4,104,602,418.83/54,243.23
6. Step 6: Final answer
   x = 75,670.32