Finding the Fourth Proportional to 101,016.36, 139,397.04 and 55,694.28

Step by Step Solution

1. Step 1: Write the proportion equation
   101,016.36 : 139,397.04 = 55,694.28 : x
2. Step 2: Convert to fraction form
   101,016.36/139,397.04 = 55,694.28/x
3. Step 3: Cross multiply
   101,016.36x = 139,397.04 × 55,694.28
4. Step 4: Simplify right side
   101,016.36x = 7,763,617,776.93
5. Step 5: Solve for x
   x = 7,763,617,776.93/101,016.36
6. Step 6: Final answer
   x = 76,855.05