Finding the Fourth Proportional to 55,293.17, 76,304.54 and 30,142.67

Step by Step Solution

1. Step 1: Write the proportion equation
   55,293.17 : 76,304.54 = 30,142.67 : x
2. Step 2: Convert to fraction form
   55,293.17/76,304.54 = 30,142.67/x
3. Step 3: Cross multiply
   55,293.17x = 76,304.54 × 30,142.67
4. Step 4: Simplify right side
   55,293.17x = 2,300,022,036.49
5. Step 5: Solve for x
   x = 2,300,022,036.49/55,293.17
6. Step 6: Final answer
   x = 41,596.86