Finding the Fourth Proportional to 50,827.47, 70,144.72 and 28,165.99

Step by Step Solution

1. Step 1: Write the proportion equation
   50,827.47 : 70,144.72 = 28,165.99 : x
2. Step 2: Convert to fraction form
   50,827.47/70,144.72 = 28,165.99/x
3. Step 3: Cross multiply
   50,827.47x = 70,144.72 × 28,165.99
4. Step 4: Simplify right side
   50,827.47x = 1,975,695,236.30
5. Step 5: Solve for x
   x = 1,975,695,236.30/50,827.47
6. Step 6: Final answer
   x = 38,870.62