Finding the Fourth Proportional to 17,885.67, 26,846.16 and 13,427.83

Step by Step Solution

1. Step 1: Write the proportion equation
   17,885.67 : 26,846.16 = 13,427.83 : x
2. Step 2: Convert to fraction form
   17,885.67/26,846.16 = 13,427.83/x
3. Step 3: Cross multiply
   17,885.67x = 26,846.16 × 13,427.83
4. Step 4: Simplify right side
   17,885.67x = 360,485,672.63
5. Step 5: Solve for x
   x = 360,485,672.63/17,885.67
6. Step 6: Final answer
   x = 20,155.00