Finding the Fourth Proportional to 17,850.72, 26,784.96 and 7,997.04

Step by Step Solution

1. Step 1: Write the proportion equation
   17,850.72 : 26,784.96 = 7,997.04 : x
2. Step 2: Convert to fraction form
   17,850.72/26,784.96 = 7,997.04/x
3. Step 3: Cross multiply
   17,850.72x = 26,784.96 × 7,997.04
4. Step 4: Simplify right side
   17,850.72x = 214,200,396.52
5. Step 5: Solve for x
   x = 214,200,396.52/17,850.72
6. Step 6: Final answer
   x = 11,999.54