Finding the Fourth Proportional to 17,814.48, 26,743.56 and 17,109.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,814.48 : 26,743.56 = 17,109.76 : x
2. Step 2: Convert to fraction form
   17,814.48/26,743.56 = 17,109.76/x
3. Step 3: Cross multiply
   17,814.48x = 26,743.56 × 17,109.76
4. Step 4: Simplify right side
   17,814.48x = 457,575,893.15
5. Step 5: Solve for x
   x = 457,575,893.15/17,814.48
6. Step 6: Final answer
   x = 25,685.62