Finding the Fourth Proportional to 101,062.52, 139,464.36 and 55,744.72

Step by Step Solution

1. Step 1: Write the proportion equation
   101,062.52 : 139,464.36 = 55,744.72 : x
2. Step 2: Convert to fraction form
   101,062.52/139,464.36 = 55,744.72/x
3. Step 3: Cross multiply
   101,062.52x = 139,464.36 × 55,744.72
4. Step 4: Simplify right side
   101,062.52x = 7,774,401,698.18
5. Step 5: Solve for x
   x = 7,774,401,698.18/101,062.52
6. Step 6: Final answer
   x = 76,926.66