Finding the Fourth Proportional to 12,969.52, 17,898.02 and 7,380.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,969.52 : 17,898.02 = 7,380.52 : x
2. Step 2: Convert to fraction form
   12,969.52/17,898.02 = 7,380.52/x
3. Step 3: Cross multiply
   12,969.52x = 17,898.02 × 7,380.52
4. Step 4: Simplify right side
   12,969.52x = 132,096,694.57
5. Step 5: Solve for x
   x = 132,096,694.57/12,969.52
6. Step 6: Final answer
   x = 10,185.16