Finding the Fourth Proportional to 47,007.34, 70,517.61 and 13,729.84

Step by Step Solution

1. Step 1: Write the proportion equation
   47,007.34 : 70,517.61 = 13,729.84 : x
2. Step 2: Convert to fraction form
   47,007.34/70,517.61 = 13,729.84/x
3. Step 3: Cross multiply
   47,007.34x = 70,517.61 × 13,729.84
4. Step 4: Simplify right side
   47,007.34x = 968,195,502.48
5. Step 5: Solve for x
   x = 968,195,502.48/47,007.34
6. Step 6: Final answer
   x = 20,596.69