Finding the Fourth Proportional to 11,412.50, 17,120.73 and 3,514.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,412.50 : 17,120.73 = 3,514.92 : x
2. Step 2: Convert to fraction form
   11,412.50/17,120.73 = 3,514.92/x
3. Step 3: Cross multiply
   11,412.50x = 17,120.73 × 3,514.92
4. Step 4: Simplify right side
   11,412.50x = 60,177,996.29
5. Step 5: Solve for x
   x = 60,177,996.29/11,412.50
6. Step 6: Final answer
   x = 5,272.99