Finding the Fourth Proportional to 17,499.94, 26,248.82 and 7,111.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,499.94 : 26,248.82 = 7,111.42 : x
2. Step 2: Convert to fraction form
   17,499.94/26,248.82 = 7,111.42/x
3. Step 3: Cross multiply
   17,499.94x = 26,248.82 × 7,111.42
4. Step 4: Simplify right side
   17,499.94x = 186,666,383.52
5. Step 5: Solve for x
   x = 186,666,383.52/17,499.94
6. Step 6: Final answer
   x = 10,666.69