Finding the Fourth Proportional to 53,592.89, 73,872.96 and 42,243.98

Step by Step Solution

1. Step 1: Write the proportion equation
   53,592.89 : 73,872.96 = 42,243.98 : x
2. Step 2: Convert to fraction form
   53,592.89/73,872.96 = 42,243.98/x
3. Step 3: Cross multiply
   53,592.89x = 73,872.96 × 42,243.98
4. Step 4: Simplify right side
   53,592.89x = 3,120,687,844.78
5. Step 5: Solve for x
   x = 3,120,687,844.78/53,592.89
6. Step 6: Final answer
   x = 58,229.51