Finding the Fourth Proportional to 51,322.56, 70,826.56 and 28,968

Step by Step Solution

1. Step 1: Write the proportion equation
   51,322.56 : 70,826.56 = 28,968 : x
2. Step 2: Convert to fraction form
   51,322.56/70,826.56 = 28,968/x
3. Step 3: Cross multiply
   51,322.56x = 70,826.56 × 28,968
4. Step 4: Simplify right side
   51,322.56x = 2,051,703,790.08
5. Step 5: Solve for x
   x = 2,051,703,790.08/51,322.56
6. Step 6: Final answer
   x = 39,976.65