Finding the Fourth Proportional to 31,052.07, 42,868.71 and 23,438.07

Step by Step Solution

1. Step 1: Write the proportion equation
   31,052.07 : 42,868.71 = 23,438.07 : x
2. Step 2: Convert to fraction form
   31,052.07/42,868.71 = 23,438.07/x
3. Step 3: Cross multiply
   31,052.07x = 42,868.71 × 23,438.07
4. Step 4: Simplify right side
   31,052.07x = 1,004,759,825.79
5. Step 5: Solve for x
   x = 1,004,759,825.79/31,052.07
6. Step 6: Final answer
   x = 32,357.26