Finding the Fourth Proportional to 50,715.12, 69,963.32 and 32,815.91

Step by Step Solution

1. Step 1: Write the proportion equation
   50,715.12 : 69,963.32 = 32,815.91 : x
2. Step 2: Convert to fraction form
   50,715.12/69,963.32 = 32,815.91/x
3. Step 3: Cross multiply
   50,715.12x = 69,963.32 × 32,815.91
4. Step 4: Simplify right side
   50,715.12x = 2,295,909,498.53
5. Step 5: Solve for x
   x = 2,295,909,498.53/50,715.12
6. Step 6: Final answer
   x = 45,270.71