Finding the Fourth Proportional to 81,704.24, 112,748.94 and 49,926.32

Step by Step Solution

1. Step 1: Write the proportion equation
   81,704.24 : 112,748.94 = 49,926.32 : x
2. Step 2: Convert to fraction form
   81,704.24/112,748.94 = 49,926.32/x
3. Step 3: Cross multiply
   81,704.24x = 112,748.94 × 49,926.32
4. Step 4: Simplify right side
   81,704.24x = 5,629,139,658.10
5. Step 5: Solve for x
   x = 5,629,139,658.10/81,704.24
6. Step 6: Final answer
   x = 68,896.54