Finding the Fourth Proportional to 57,136.77, 78,839.37 and 35,901

Step by Step Solution

1. Step 1: Write the proportion equation
   57,136.77 : 78,839.37 = 35,901 : x
2. Step 2: Convert to fraction form
   57,136.77/78,839.37 = 35,901/x
3. Step 3: Cross multiply
   57,136.77x = 78,839.37 × 35,901
4. Step 4: Simplify right side
   57,136.77x = 2,830,412,222.37
5. Step 5: Solve for x
   x = 2,830,412,222.37/57,136.77
6. Step 6: Final answer
   x = 49,537.49