Finding the Fourth Proportional to 72,661.48, 108,933.40 and 22,715.86

Step by Step Solution

1. Step 1: Write the proportion equation
   72,661.48 : 108,933.40 = 22,715.86 : x
2. Step 2: Convert to fraction form
   72,661.48/108,933.40 = 22,715.86/x
3. Step 3: Cross multiply
   72,661.48x = 108,933.40 × 22,715.86
4. Step 4: Simplify right side
   72,661.48x = 2,474,515,863.72
5. Step 5: Solve for x
   x = 2,474,515,863.72/72,661.48
6. Step 6: Final answer
   x = 34,055.40