Finding the Fourth Proportional to 11,210.43, 16,834.38 and 7,003.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,210.43 : 16,834.38 = 7,003.47 : x
2. Step 2: Convert to fraction form
   11,210.43/16,834.38 = 7,003.47/x
3. Step 3: Cross multiply
   11,210.43x = 16,834.38 × 7,003.47
4. Step 4: Simplify right side
   11,210.43x = 117,899,075.30
5. Step 5: Solve for x
   x = 117,899,075.30/11,210.43
6. Step 6: Final answer
   x = 10,516.91