Finding the Fourth Proportional to 101,255.52, 139,628.72 and 67,251.68

Step by Step Solution

1. Step 1: Write the proportion equation
   101,255.52 : 139,628.72 = 67,251.68 : x
2. Step 2: Convert to fraction form
   101,255.52/139,628.72 = 67,251.68/x
3. Step 3: Cross multiply
   101,255.52x = 139,628.72 × 67,251.68
4. Step 4: Simplify right side
   101,255.52x = 9,390,265,996.25
5. Step 5: Solve for x
   x = 9,390,265,996.25/101,255.52
6. Step 6: Final answer
   x = 92,738.31