Finding the Fourth Proportional to 17,013.78, 23,477.96 and 9,459.98

Step by Step Solution

1. Step 1: Write the proportion equation
   17,013.78 : 23,477.96 = 9,459.98 : x
2. Step 2: Convert to fraction form
   17,013.78/23,477.96 = 9,459.98/x
3. Step 3: Cross multiply
   17,013.78x = 23,477.96 × 9,459.98
4. Step 4: Simplify right side
   17,013.78x = 222,101,032.04
5. Step 5: Solve for x
   x = 222,101,032.04/17,013.78
6. Step 6: Final answer
   x = 13,054.19