Finding the Fourth Proportional to 48,096.72, 72,146.31 and 22,790.30

Step by Step Solution

1. Step 1: Write the proportion equation
   48,096.72 : 72,146.31 = 22,790.30 : x
2. Step 2: Convert to fraction form
   48,096.72/72,146.31 = 22,790.30/x
3. Step 3: Cross multiply
   48,096.72x = 72,146.31 × 22,790.30
4. Step 4: Simplify right side
   48,096.72x = 1,644,235,688.06
5. Step 5: Solve for x
   x = 1,644,235,688.06/48,096.72
6. Step 6: Final answer
   x = 34,186.03