Finding the Fourth Proportional to 17,825.96, 26,748.16 and 7,837.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,825.96 : 26,748.16 = 7,837.72 : x
2. Step 2: Convert to fraction form
   17,825.96/26,748.16 = 7,837.72/x
3. Step 3: Cross multiply
   17,825.96x = 26,748.16 × 7,837.72
4. Step 4: Simplify right side
   17,825.96x = 209,644,588.60
5. Step 5: Solve for x
   x = 209,644,588.60/17,825.96
6. Step 6: Final answer
   x = 11,760.63