Finding the Fourth Proportional to 47,754.34, 71,606.79 and 21,436.42

Step by Step Solution

1. Step 1: Write the proportion equation
   47,754.34 : 71,606.79 = 21,436.42 : x
2. Step 2: Convert to fraction form
   47,754.34/71,606.79 = 21,436.42/x
3. Step 3: Cross multiply
   47,754.34x = 71,606.79 × 21,436.42
4. Step 4: Simplify right side
   47,754.34x = 1,534,993,225.29
5. Step 5: Solve for x
   x = 1,534,993,225.29/47,754.34
6. Step 6: Final answer
   x = 32,143.53