Finding the Fourth Proportional to 7,447.34, 10,277.69 and 4,090.11

Step by Step Solution

1. Step 1: Write the proportion equation
   7,447.34 : 10,277.69 = 4,090.11 : x
2. Step 2: Convert to fraction form
   7,447.34/10,277.69 = 4,090.11/x
3. Step 3: Cross multiply
   7,447.34x = 10,277.69 × 4,090.11
4. Step 4: Simplify right side
   7,447.34x = 42,036,862.20
5. Step 5: Solve for x
   x = 42,036,862.20/7,447.34
6. Step 6: Final answer
   x = 5,644.55