Finding the Fourth Proportional to 52,015.34, 71,781.18 and 28,141.94

Step by Step Solution

1. Step 1: Write the proportion equation
   52,015.34 : 71,781.18 = 28,141.94 : x
2. Step 2: Convert to fraction form
   52,015.34/71,781.18 = 28,141.94/x
3. Step 3: Cross multiply
   52,015.34x = 71,781.18 × 28,141.94
4. Step 4: Simplify right side
   52,015.34x = 2,020,061,660.69
5. Step 5: Solve for x
   x = 2,020,061,660.69/52,015.34
6. Step 6: Final answer
   x = 38,835.88