Finding the Fourth Proportional to 47,143.10, 70,737.69 and 22,185.65

Step by Step Solution

1. Step 1: Write the proportion equation
   47,143.10 : 70,737.69 = 22,185.65 : x
2. Step 2: Convert to fraction form
   47,143.10/70,737.69 = 22,185.65/x
3. Step 3: Cross multiply
   47,143.10x = 70,737.69 × 22,185.65
4. Step 4: Simplify right side
   47,143.10x = 1,569,361,632.15
5. Step 5: Solve for x
   x = 1,569,361,632.15/47,143.10
6. Step 6: Final answer
   x = 33,289.32