Finding the Fourth Proportional to 42,769.65, 59,019.75 and 23,648.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,769.65 : 59,019.75 = 23,648.31 : x
2. Step 2: Convert to fraction form
   42,769.65/59,019.75 = 23,648.31/x
3. Step 3: Cross multiply
   42,769.65x = 59,019.75 × 23,648.31
4. Step 4: Simplify right side
   42,769.65x = 1,395,717,344.12
5. Step 5: Solve for x
   x = 1,395,717,344.12/42,769.65
6. Step 6: Final answer
   x = 32,633.36