Finding the Fourth Proportional to 51,284.98, 70,707.49 and 42,052.52

Step by Step Solution

1. Step 1: Write the proportion equation
   51,284.98 : 70,707.49 = 42,052.52 : x
2. Step 2: Convert to fraction form
   51,284.98/70,707.49 = 42,052.52/x
3. Step 3: Cross multiply
   51,284.98x = 70,707.49 × 42,052.52
4. Step 4: Simplify right side
   51,284.98x = 2,973,428,137.37
5. Step 5: Solve for x
   x = 2,973,428,137.37/51,284.98
6. Step 6: Final answer
   x = 57,978.54