Finding the Fourth Proportional to 55,962.04, 77,228.50 and 30,811.54

Step by Step Solution

1. Step 1: Write the proportion equation
   55,962.04 : 77,228.50 = 30,811.54 : x
2. Step 2: Convert to fraction form
   55,962.04/77,228.50 = 30,811.54/x
3. Step 3: Cross multiply
   55,962.04x = 77,228.50 × 30,811.54
4. Step 4: Simplify right side
   55,962.04x = 2,379,529,016.89
5. Step 5: Solve for x
   x = 2,379,529,016.89/55,962.04
6. Step 6: Final answer
   x = 42,520.41