Finding the Fourth Proportional to 7,245.30, 10,770.22 and 7,032.47

Step by Step Solution

1. Step 1: Write the proportion equation
   7,245.30 : 10,770.22 = 7,032.47 : x
2. Step 2: Convert to fraction form
   7,245.30/10,770.22 = 7,032.47/x
3. Step 3: Cross multiply
   7,245.30x = 10,770.22 × 7,032.47
4. Step 4: Simplify right side
   7,245.30x = 75,741,225.01
5. Step 5: Solve for x
   x = 75,741,225.01/7,245.30
6. Step 6: Final answer
   x = 10,453.85