Finding the Fourth Proportional to 42,754.57, 64,144.83 and 22,760.65

Step by Step Solution

1. Step 1: Write the proportion equation
   42,754.57 : 64,144.83 = 22,760.65 : x
2. Step 2: Convert to fraction form
   42,754.57/64,144.83 = 22,760.65/x
3. Step 3: Cross multiply
   42,754.57x = 64,144.83 × 22,760.65
4. Step 4: Simplify right side
   42,754.57x = 1,459,978,024.94
5. Step 5: Solve for x
   x = 1,459,978,024.94/42,754.57
6. Step 6: Final answer
   x = 34,147.88