Finding the Fourth Proportional to 7,100.73, 10,651.11 and 7,090.47

Step by Step Solution

1. Step 1: Write the proportion equation
   7,100.73 : 10,651.11 = 7,090.47 : x
2. Step 2: Convert to fraction form
   7,100.73/10,651.11 = 7,090.47/x
3. Step 3: Cross multiply
   7,100.73x = 10,651.11 × 7,090.47
4. Step 4: Simplify right side
   7,100.73x = 75,521,375.92
5. Step 5: Solve for x
   x = 75,521,375.92/7,100.73
6. Step 6: Final answer
   x = 10,635.72