Finding the Fourth Proportional to 34,103.96, 47,050.98 and 20,665.52

Step by Step Solution

1. Step 1: Write the proportion equation
   34,103.96 : 47,050.98 = 20,665.52 : x
2. Step 2: Convert to fraction form
   34,103.96/47,050.98 = 20,665.52/x
3. Step 3: Cross multiply
   34,103.96x = 47,050.98 × 20,665.52
4. Step 4: Simplify right side
   34,103.96x = 972,332,968.21
5. Step 5: Solve for x
   x = 972,332,968.21/34,103.96
6. Step 6: Final answer
   x = 28,510.85