Finding the Fourth Proportional to 50,651.84, 69,893.52 and 30,508.40

Step by Step Solution

1. Step 1: Write the proportion equation
   50,651.84 : 69,893.52 = 30,508.40 : x
2. Step 2: Convert to fraction form
   50,651.84/69,893.52 = 30,508.40/x
3. Step 3: Cross multiply
   50,651.84x = 69,893.52 × 30,508.40
4. Step 4: Simplify right side
   50,651.84x = 2,132,339,465.57
5. Step 5: Solve for x
   x = 2,132,339,465.57/50,651.84
6. Step 6: Final answer
   x = 42,097.97