Finding the Fourth Proportional to 16,385.36, 24,430.69 and 16,090.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,385.36 : 24,430.69 = 16,090.04 : x
2. Step 2: Convert to fraction form
   16,385.36/24,430.69 = 16,090.04/x
3. Step 3: Cross multiply
   16,385.36x = 24,430.69 × 16,090.04
4. Step 4: Simplify right side
   16,385.36x = 393,090,779.33
5. Step 5: Solve for x
   x = 393,090,779.33/16,385.36
6. Step 6: Final answer
   x = 23,990.37