Finding the Fourth Proportional to 71,844.80, 99,136.72 and 41,629.84

Step by Step Solution

1. Step 1: Write the proportion equation
   71,844.80 : 99,136.72 = 41,629.84 : x
2. Step 2: Convert to fraction form
   71,844.80/99,136.72 = 41,629.84/x
3. Step 3: Cross multiply
   71,844.80x = 99,136.72 × 41,629.84
4. Step 4: Simplify right side
   71,844.80x = 4,127,045,791.72
5. Step 5: Solve for x
   x = 4,127,045,791.72/71,844.80
6. Step 6: Final answer
   x = 57,443.90