Finding the Fourth Proportional to 72,004.41, 99,350.18 and 41,772.21

Step by Step Solution

1. Step 1: Write the proportion equation
   72,004.41 : 99,350.18 = 41,772.21 : x
2. Step 2: Convert to fraction form
   72,004.41/99,350.18 = 41,772.21/x
3. Step 3: Cross multiply
   72,004.41x = 99,350.18 × 41,772.21
4. Step 4: Simplify right side
   72,004.41x = 4,150,076,582.50
5. Step 5: Solve for x
   x = 4,150,076,582.50/72,004.41
6. Step 6: Final answer
   x = 57,636.42