Finding the Fourth Proportional to 17,640.38, 26,453.89 and 7,106.82

Step by Step Solution

1. Step 1: Write the proportion equation
   17,640.38 : 26,453.89 = 7,106.82 : x
2. Step 2: Convert to fraction form
   17,640.38/26,453.89 = 7,106.82/x
3. Step 3: Cross multiply
   17,640.38x = 26,453.89 × 7,106.82
4. Step 4: Simplify right side
   17,640.38x = 188,002,999.00
5. Step 5: Solve for x
   x = 188,002,999.00/17,640.38
6. Step 6: Final answer
   x = 10,657.54