Finding the Fourth Proportional to 55,962.43, 77,227.90 and 30,470.24

Step by Step Solution

1. Step 1: Write the proportion equation
   55,962.43 : 77,227.90 = 30,470.24 : x
2. Step 2: Convert to fraction form
   55,962.43/77,227.90 = 30,470.24/x
3. Step 3: Cross multiply
   55,962.43x = 77,227.90 × 30,470.24
4. Step 4: Simplify right side
   55,962.43x = 2,353,152,764.59
5. Step 5: Solve for x
   x = 2,353,152,764.59/55,962.43
6. Step 6: Final answer
   x = 42,048.80