Finding the Fourth Proportional to 17,368.61, 23,969.61 and 9,815.27

Step by Step Solution

1. Step 1: Write the proportion equation
   17,368.61 : 23,969.61 = 9,815.27 : x
2. Step 2: Convert to fraction form
   17,368.61/23,969.61 = 9,815.27/x
3. Step 3: Cross multiply
   17,368.61x = 23,969.61 × 9,815.27
4. Step 4: Simplify right side
   17,368.61x = 235,268,074.10
5. Step 5: Solve for x
   x = 235,268,074.10/17,368.61
6. Step 6: Final answer
   x = 13,545.59