Finding the Fourth Proportional to 51,507.68, 71,074.72 and 28,843.52

Step by Step Solution

1. Step 1: Write the proportion equation
   51,507.68 : 71,074.72 = 28,843.52 : x
2. Step 2: Convert to fraction form
   51,507.68/71,074.72 = 28,843.52/x
3. Step 3: Cross multiply
   51,507.68x = 71,074.72 × 28,843.52
4. Step 4: Simplify right side
   51,507.68x = 2,050,045,107.81
5. Step 5: Solve for x
   x = 2,050,045,107.81/51,507.68
6. Step 6: Final answer
   x = 39,800.77