Finding the Fourth Proportional to 17,738.21, 26,610.03 and 5,256.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,738.21 : 26,610.03 = 5,256.92 : x
2. Step 2: Convert to fraction form
   17,738.21/26,610.03 = 5,256.92/x
3. Step 3: Cross multiply
   17,738.21x = 26,610.03 × 5,256.92
4. Step 4: Simplify right side
   17,738.21x = 139,886,665.86
5. Step 5: Solve for x
   x = 139,886,665.86/17,738.21
6. Step 6: Final answer
   x = 7,886.18