Finding the Fourth Proportional to 52,737.75, 72,786.78 and 30,394.71

Step by Step Solution

1. Step 1: Write the proportion equation
   52,737.75 : 72,786.78 = 30,394.71 : x
2. Step 2: Convert to fraction form
   52,737.75/72,786.78 = 30,394.71/x
3. Step 3: Cross multiply
   52,737.75x = 72,786.78 × 30,394.71
4. Step 4: Simplify right side
   52,737.75x = 2,212,333,069.93
5. Step 5: Solve for x
   x = 2,212,333,069.93/52,737.75
6. Step 6: Final answer
   x = 41,949.71