Finding the Fourth Proportional to 51,493.86, 71,061.71 and 28,833.84

Step by Step Solution

1. Step 1: Write the proportion equation
   51,493.86 : 71,061.71 = 28,833.84 : x
2. Step 2: Convert to fraction form
   51,493.86/71,061.71 = 28,833.84/x
3. Step 3: Cross multiply
   51,493.86x = 71,061.71 × 28,833.84
4. Step 4: Simplify right side
   51,493.86x = 2,048,981,832.10
5. Step 5: Solve for x
   x = 2,048,981,832.10/51,493.86
6. Step 6: Final answer
   x = 39,790.80