Finding the Fourth Proportional to 51,499.40, 71,073.05 and 28,837.22

Step by Step Solution

1. Step 1: Write the proportion equation
   51,499.40 : 71,073.05 = 28,837.22 : x
2. Step 2: Convert to fraction form
   51,499.40/71,073.05 = 28,837.22/x
3. Step 3: Cross multiply
   51,499.40x = 71,073.05 × 28,837.22
4. Step 4: Simplify right side
   51,499.40x = 2,049,548,679.37
5. Step 5: Solve for x
   x = 2,049,548,679.37/51,499.40
6. Step 6: Final answer
   x = 39,797.53