Finding the Fourth Proportional to 72,576.32, 108,877.23 and 33,137.42

Step by Step Solution

1. Step 1: Write the proportion equation
   72,576.32 : 108,877.23 = 33,137.42 : x
2. Step 2: Convert to fraction form
   72,576.32/108,877.23 = 33,137.42/x
3. Step 3: Cross multiply
   72,576.32x = 108,877.23 × 33,137.42
4. Step 4: Simplify right side
   72,576.32x = 3,607,909,954.56
5. Step 5: Solve for x
   x = 3,607,909,954.56/72,576.32
6. Step 6: Final answer
   x = 49,711.95