Finding the Fourth Proportional to 17,645.03, 26,472.71 and 7,109.62

Step by Step Solution

1. Step 1: Write the proportion equation
   17,645.03 : 26,472.71 = 7,109.62 : x
2. Step 2: Convert to fraction form
   17,645.03/26,472.71 = 7,109.62/x
3. Step 3: Cross multiply
   17,645.03x = 26,472.71 × 7,109.62
4. Step 4: Simplify right side
   17,645.03x = 188,210,860.06
5. Step 5: Solve for x
   x = 188,210,860.06/17,645.03
6. Step 6: Final answer
   x = 10,666.51