Finding the Fourth Proportional to 10,969.71, 16,428.40 and 7,008.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,969.71 : 16,428.40 = 7,008.52 : x
2. Step 2: Convert to fraction form
   10,969.71/16,428.40 = 7,008.52/x
3. Step 3: Cross multiply
   10,969.71x = 16,428.40 × 7,008.52
4. Step 4: Simplify right side
   10,969.71x = 115,138,711.38
5. Step 5: Solve for x
   x = 115,138,711.38/10,969.71
6. Step 6: Final answer
   x = 10,496.06