Finding the Fourth Proportional to 17,052.96, 23,533.17 and 9,978.03

Step by Step Solution

1. Step 1: Write the proportion equation
   17,052.96 : 23,533.17 = 9,978.03 : x
2. Step 2: Convert to fraction form
   17,052.96/23,533.17 = 9,978.03/x
3. Step 3: Cross multiply
   17,052.96x = 23,533.17 × 9,978.03
4. Step 4: Simplify right side
   17,052.96x = 234,814,676.26
5. Step 5: Solve for x
   x = 234,814,676.26/17,052.96
6. Step 6: Final answer
   x = 13,769.73