Finding the Fourth Proportional to 43,321.50, 64,972.26 and 13,733.82

Step by Step Solution

1. Step 1: Write the proportion equation
   43,321.50 : 64,972.26 = 13,733.82 : x
2. Step 2: Convert to fraction form
   43,321.50/64,972.26 = 13,733.82/x
3. Step 3: Cross multiply
   43,321.50x = 64,972.26 × 13,733.82
4. Step 4: Simplify right side
   43,321.50x = 892,317,323.83
5. Step 5: Solve for x
   x = 892,317,323.83/43,321.50
6. Step 6: Final answer
   x = 20,597.56