Finding the Fourth Proportional to 12,701.81, 17,528.47 and 7,036.57

Step by Step Solution

1. Step 1: Write the proportion equation
   12,701.81 : 17,528.47 = 7,036.57 : x
2. Step 2: Convert to fraction form
   12,701.81/17,528.47 = 7,036.57/x
3. Step 3: Cross multiply
   12,701.81x = 17,528.47 × 7,036.57
4. Step 4: Simplify right side
   12,701.81x = 123,340,310.47
5. Step 5: Solve for x
   x = 123,340,310.47/12,701.81
6. Step 6: Final answer
   x = 9,710.45