Finding the Fourth Proportional to 55,152.47, 82,728.72 and 38,544.94

Step by Step Solution

1. Step 1: Write the proportion equation
   55,152.47 : 82,728.72 = 38,544.94 : x
2. Step 2: Convert to fraction form
   55,152.47/82,728.72 = 38,544.94/x
3. Step 3: Cross multiply
   55,152.47x = 82,728.72 × 38,544.94
4. Step 4: Simplify right side
   55,152.47x = 3,188,773,355.95
5. Step 5: Solve for x
   x = 3,188,773,355.95/55,152.47
6. Step 6: Final answer
   x = 57,817.42