Finding the Fourth Proportional to 80,734.68, 111,429.27 and 53,462.69

Step by Step Solution

1. Step 1: Write the proportion equation
   80,734.68 : 111,429.27 = 53,462.69 : x
2. Step 2: Convert to fraction form
   80,734.68/111,429.27 = 53,462.69/x
3. Step 3: Cross multiply
   80,734.68x = 111,429.27 × 53,462.69
4. Step 4: Simplify right side
   80,734.68x = 5,957,308,518.94
5. Step 5: Solve for x
   x = 5,957,308,518.94/80,734.68
6. Step 6: Final answer
   x = 73,788.72