Finding the Fourth Proportional to 17,745.64, 26,614.76 and 5,262.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,745.64 : 26,614.76 = 5,262.72 : x
2. Step 2: Convert to fraction form
   17,745.64/26,614.76 = 5,262.72/x
3. Step 3: Cross multiply
   17,745.64x = 26,614.76 × 5,262.72
4. Step 4: Simplify right side
   17,745.64x = 140,066,029.75
5. Step 5: Solve for x
   x = 140,066,029.75/17,745.64
6. Step 6: Final answer
   x = 7,892.98