Finding the Fourth Proportional to 17,485.15, 26,238.66 and 7,096.90

Step by Step Solution

1. Step 1: Write the proportion equation
   17,485.15 : 26,238.66 = 7,096.90 : x
2. Step 2: Convert to fraction form
   17,485.15/26,238.66 = 7,096.90/x
3. Step 3: Cross multiply
   17,485.15x = 26,238.66 × 7,096.90
4. Step 4: Simplify right side
   17,485.15x = 186,213,146.15
5. Step 5: Solve for x
   x = 186,213,146.15/17,485.15
6. Step 6: Final answer
   x = 10,649.79