Finding the Fourth Proportional to 43,392.72, 65,095.56 and 13,801.80

Step by Step Solution

1. Step 1: Write the proportion equation
   43,392.72 : 65,095.56 = 13,801.80 : x
2. Step 2: Convert to fraction form
   43,392.72/65,095.56 = 13,801.80/x
3. Step 3: Cross multiply
   43,392.72x = 65,095.56 × 13,801.80
4. Step 4: Simplify right side
   43,392.72x = 898,435,900.01
5. Step 5: Solve for x
   x = 898,435,900.01/43,392.72
6. Step 6: Final answer
   x = 20,704.76