Finding the Fourth Proportional to 7,535.28, 10,407.42 and 7,097.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,535.28 : 10,407.42 = 7,097.88 : x
2. Step 2: Convert to fraction form
   7,535.28/10,407.42 = 7,097.88/x
3. Step 3: Cross multiply
   7,535.28x = 10,407.42 × 7,097.88
4. Step 4: Simplify right side
   7,535.28x = 73,870,618.27
5. Step 5: Solve for x
   x = 73,870,618.27/7,535.28
6. Step 6: Final answer
   x = 9,803.30