Finding the Fourth Proportional to 16,918.52, 23,345.61 and 9,749.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,918.52 : 23,345.61 = 9,749.48 : x
2. Step 2: Convert to fraction form
   16,918.52/23,345.61 = 9,749.48/x
3. Step 3: Cross multiply
   16,918.52x = 23,345.61 × 9,749.48
4. Step 4: Simplify right side
   16,918.52x = 227,607,557.78
5. Step 5: Solve for x
   x = 227,607,557.78/16,918.52
6. Step 6: Final answer
   x = 13,453.16