Finding the Fourth Proportional to 7,245.86, 10,803.89 and 7,114.64

Step by Step Solution

1. Step 1: Write the proportion equation
   7,245.86 : 10,803.89 = 7,114.64 : x
2. Step 2: Convert to fraction form
   7,245.86/10,803.89 = 7,114.64/x
3. Step 3: Cross multiply
   7,245.86x = 10,803.89 × 7,114.64
4. Step 4: Simplify right side
   7,245.86x = 76,865,782.47
5. Step 5: Solve for x
   x = 76,865,782.47/7,245.86
6. Step 6: Final answer
   x = 10,608.23