Finding the Fourth Proportional to 51,150.37, 70,584.72 and 28,175.69

Step by Step Solution

1. Step 1: Write the proportion equation
   51,150.37 : 70,584.72 = 28,175.69 : x
2. Step 2: Convert to fraction form
   51,150.37/70,584.72 = 28,175.69/x
3. Step 3: Cross multiply
   51,150.37x = 70,584.72 × 28,175.69
4. Step 4: Simplify right side
   51,150.37x = 1,988,773,189.46
5. Step 5: Solve for x
   x = 1,988,773,189.46/51,150.37
6. Step 6: Final answer
   x = 38,880.92