Finding the Fourth Proportional to 71,860.53, 99,168.56 and 41,238.62

Step by Step Solution

1. Step 1: Write the proportion equation
   71,860.53 : 99,168.56 = 41,238.62 : x
2. Step 2: Convert to fraction form
   71,860.53/99,168.56 = 41,238.62/x
3. Step 3: Cross multiply
   71,860.53x = 99,168.56 × 41,238.62
4. Step 4: Simplify right side
   71,860.53x = 4,089,574,169.04
5. Step 5: Solve for x
   x = 4,089,574,169.04/71,860.53
6. Step 6: Final answer
   x = 56,909.88