Finding the Fourth Proportional to 43,076.27, 64,614.51 and 13,496.69

Step by Step Solution

1. Step 1: Write the proportion equation
   43,076.27 : 64,614.51 = 13,496.69 : x
2. Step 2: Convert to fraction form
   43,076.27/64,614.51 = 13,496.69/x
3. Step 3: Cross multiply
   43,076.27x = 64,614.51 × 13,496.69
4. Step 4: Simplify right side
   43,076.27x = 872,082,172.51
5. Step 5: Solve for x
   x = 872,082,172.51/43,076.27
6. Step 6: Final answer
   x = 20,245.07