Finding the Fourth Proportional to 53,495.73, 73,745.51 and 40,726.69

Step by Step Solution

1. Step 1: Write the proportion equation
   53,495.73 : 73,745.51 = 40,726.69 : x
2. Step 2: Convert to fraction form
   53,495.73/73,745.51 = 40,726.69/x
3. Step 3: Cross multiply
   53,495.73x = 73,745.51 × 40,726.69
4. Step 4: Simplify right side
   53,495.73x = 3,003,410,136.66
5. Step 5: Solve for x
   x = 3,003,410,136.66/53,495.73
6. Step 6: Final answer
   x = 56,142.99