Finding the Fourth Proportional to 42,638.27, 58,838.63 and 23,771.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,638.27 : 58,838.63 = 23,771.75 : x
2. Step 2: Convert to fraction form
   42,638.27/58,838.63 = 23,771.75/x
3. Step 3: Cross multiply
   42,638.27x = 58,838.63 × 23,771.75
4. Step 4: Simplify right side
   42,638.27x = 1,398,696,789.65
5. Step 5: Solve for x
   x = 1,398,696,789.65/42,638.27
6. Step 6: Final answer
   x = 32,803.79