Finding the Fourth Proportional to 101,162.52, 139,604.27 and 55,840.50

Step by Step Solution

1. Step 1: Write the proportion equation
   101,162.52 : 139,604.27 = 55,840.50 : x
2. Step 2: Convert to fraction form
   101,162.52/139,604.27 = 55,840.50/x
3. Step 3: Cross multiply
   101,162.52x = 139,604.27 × 55,840.50
4. Step 4: Simplify right side
   101,162.52x = 7,795,571,959.73
5. Step 5: Solve for x
   x = 7,795,571,959.73/101,162.52
6. Step 6: Final answer
   x = 77,059.88