Finding the Fourth Proportional to 17,735.30, 26,606.86 and 5,256.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,735.30 : 26,606.86 = 5,256.30 : x
2. Step 2: Convert to fraction form
   17,735.30/26,606.86 = 5,256.30/x
3. Step 3: Cross multiply
   17,735.30x = 26,606.86 × 5,256.30
4. Step 4: Simplify right side
   17,735.30x = 139,853,638.22
5. Step 5: Solve for x
   x = 139,853,638.22/17,735.30
6. Step 6: Final answer
   x = 7,885.61