Finding the Fourth Proportional to 39,061.62, 53,906.04 and 23,143.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,061.62 : 53,906.04 = 23,143.50 : x
2. Step 2: Convert to fraction form
   39,061.62/53,906.04 = 23,143.50/x
3. Step 3: Cross multiply
   39,061.62x = 53,906.04 × 23,143.50
4. Step 4: Simplify right side
   39,061.62x = 1,247,574,436.74
5. Step 5: Solve for x
   x = 1,247,574,436.74/39,061.62
6. Step 6: Final answer
   x = 31,938.63