Finding the Fourth Proportional to 50,631.84, 69,871.86 and 28,275.84

Step by Step Solution

1. Step 1: Write the proportion equation
   50,631.84 : 69,871.86 = 28,275.84 : x
2. Step 2: Convert to fraction form
   50,631.84/69,871.86 = 28,275.84/x
3. Step 3: Cross multiply
   50,631.84x = 69,871.86 × 28,275.84
4. Step 4: Simplify right side
   50,631.84x = 1,975,685,533.86
5. Step 5: Solve for x
   x = 1,975,685,533.86/50,631.84
6. Step 6: Final answer
   x = 39,020.61