Finding the Fourth Proportional to 17,997.93, 26,990.42 and 7,610.49

Step by Step Solution

1. Step 1: Write the proportion equation
   17,997.93 : 26,990.42 = 7,610.49 : x
2. Step 2: Convert to fraction form
   17,997.93/26,990.42 = 7,610.49/x
3. Step 3: Cross multiply
   17,997.93x = 26,990.42 × 7,610.49
4. Step 4: Simplify right side
   17,997.93x = 205,410,283.45
5. Step 5: Solve for x
   x = 205,410,283.45/17,997.93
6. Step 6: Final answer
   x = 11,412.99