Finding the Fourth Proportional to 51,080.72, 70,494.56 and 28,424.76

Step by Step Solution

1. Step 1: Write the proportion equation
   51,080.72 : 70,494.56 = 28,424.76 : x
2. Step 2: Convert to fraction form
   51,080.72/70,494.56 = 28,424.76/x
3. Step 3: Cross multiply
   51,080.72x = 70,494.56 × 28,424.76
4. Step 4: Simplify right side
   51,080.72x = 2,003,790,807.18
5. Step 5: Solve for x
   x = 2,003,790,807.18/51,080.72
6. Step 6: Final answer
   x = 39,227.93