Finding the Fourth Proportional to 55,168.17, 76,131.54 and 30,017.67

Step by Step Solution

1. Step 1: Write the proportion equation
   55,168.17 : 76,131.54 = 30,017.67 : x
2. Step 2: Convert to fraction form
   55,168.17/76,131.54 = 30,017.67/x
3. Step 3: Cross multiply
   55,168.17x = 76,131.54 × 30,017.67
4. Step 4: Simplify right side
   55,168.17x = 2,285,291,444.31
5. Step 5: Solve for x
   x = 2,285,291,444.31/55,168.17
6. Step 6: Final answer
   x = 41,424.09