Finding the Fourth Proportional to 42,859.76, 59,145.17 and 23,738.79

Step by Step Solution

1. Step 1: Write the proportion equation
   42,859.76 : 59,145.17 = 23,738.79 : x
2. Step 2: Convert to fraction form
   42,859.76/59,145.17 = 23,738.79/x
3. Step 3: Cross multiply
   42,859.76x = 59,145.17 × 23,738.79
4. Step 4: Simplify right side
   42,859.76x = 1,404,034,651.45
5. Step 5: Solve for x
   x = 1,404,034,651.45/42,859.76
6. Step 6: Final answer
   x = 32,758.81