Finding the Fourth Proportional to 52,838.72, 72,898.75 and 30,161.35

Step by Step Solution

1. Step 1: Write the proportion equation
   52,838.72 : 72,898.75 = 30,161.35 : x
2. Step 2: Convert to fraction form
   52,838.72/72,898.75 = 30,161.35/x
3. Step 3: Cross multiply
   52,838.72x = 72,898.75 × 30,161.35
4. Step 4: Simplify right side
   52,838.72x = 2,198,724,713.31
5. Step 5: Solve for x
   x = 2,198,724,713.31/52,838.72
6. Step 6: Final answer
   x = 41,612.00