Finding the Fourth Proportional to 47,758.42, 71,651.94 and 19,280.72

Step by Step Solution

1. Step 1: Write the proportion equation
   47,758.42 : 71,651.94 = 19,280.72 : x
2. Step 2: Convert to fraction form
   47,758.42/71,651.94 = 19,280.72/x
3. Step 3: Cross multiply
   47,758.42x = 71,651.94 × 19,280.72
4. Step 4: Simplify right side
   47,758.42x = 1,381,500,992.60
5. Step 5: Solve for x
   x = 1,381,500,992.60/47,758.42
6. Step 6: Final answer
   x = 28,926.86