Finding the Fourth Proportional to 42,798.38, 64,226.72 and 15,096.38

Step by Step Solution

1. Step 1: Write the proportion equation
   42,798.38 : 64,226.72 = 15,096.38 : x
2. Step 2: Convert to fraction form
   42,798.38/64,226.72 = 15,096.38/x
3. Step 3: Cross multiply
   42,798.38x = 64,226.72 × 15,096.38
4. Step 4: Simplify right side
   42,798.38x = 969,590,687.88
5. Step 5: Solve for x
   x = 969,590,687.88/42,798.38
6. Step 6: Final answer
   x = 22,654.85