Finding the Fourth Proportional to 111,791.73, 167,524.52 and 51,838.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,791.73 : 167,524.52 = 51,838.50 : x
2. Step 2: Convert to fraction form
   111,791.73/167,524.52 = 51,838.50/x
3. Step 3: Cross multiply
   111,791.73x = 167,524.52 × 51,838.50
4. Step 4: Simplify right side
   111,791.73x = 8,684,219,570.83
5. Step 5: Solve for x
   x = 8,684,219,570.83/111,791.73
6. Step 6: Final answer
   x = 77,682.13