Finding the Fourth Proportional to 16,435.93, 22,607.89 and 14,409.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,435.93 : 22,607.89 = 14,409.31 : x
2. Step 2: Convert to fraction form
   16,435.93/22,607.89 = 14,409.31/x
3. Step 3: Cross multiply
   16,435.93x = 22,607.89 × 14,409.31
4. Step 4: Simplify right side
   16,435.93x = 325,764,095.46
5. Step 5: Solve for x
   x = 325,764,095.46/16,435.93
6. Step 6: Final answer
   x = 19,820.24