Finding the Fourth Proportional to 23,419.59, 32,319.29 and 12,809.00

Step by Step Solution

1. Step 1: Write the proportion equation
   23,419.59 : 32,319.29 = 12,809.00 : x
2. Step 2: Convert to fraction form
   23,419.59/32,319.29 = 12,809.00/x
3. Step 3: Cross multiply
   23,419.59x = 32,319.29 × 12,809.00
4. Step 4: Simplify right side
   23,419.59x = 413,977,559.97
5. Step 5: Solve for x
   x = 413,977,559.97/23,419.59
6. Step 6: Final answer
   x = 17,676.55