Finding the Fourth Proportional to 9,423.99, 13,004.82 and 5,445

Step by Step Solution

1. Step 1: Write the proportion equation
   9,423.99 : 13,004.82 = 5,445 : x
2. Step 2: Convert to fraction form
   9,423.99/13,004.82 = 5,445/x
3. Step 3: Cross multiply
   9,423.99x = 13,004.82 × 5,445
4. Step 4: Simplify right side
   9,423.99x = 70,811,244.90
5. Step 5: Solve for x
   x = 70,811,244.90/9,423.99
6. Step 6: Final answer
   x = 7,513.93