Finding the Fourth Proportional to 34,496.40, 47,606.72 and 21,065.48

Step by Step Solution

1. Step 1: Write the proportion equation
   34,496.40 : 47,606.72 = 21,065.48 : x
2. Step 2: Convert to fraction form
   34,496.40/47,606.72 = 21,065.48/x
3. Step 3: Cross multiply
   34,496.40x = 47,606.72 × 21,065.48
4. Step 4: Simplify right side
   34,496.40x = 1,002,858,408.03
5. Step 5: Solve for x
   x = 1,002,858,408.03/34,496.40
6. Step 6: Final answer
   x = 29,071.39