Finding the Fourth Proportional to 9,075.43, 13,591.27 and 5,167.99

Step by Step Solution

1. Step 1: Write the proportion equation
   9,075.43 : 13,591.27 = 5,167.99 : x
2. Step 2: Convert to fraction form
   9,075.43/13,591.27 = 5,167.99/x
3. Step 3: Cross multiply
   9,075.43x = 13,591.27 × 5,167.99
4. Step 4: Simplify right side
   9,075.43x = 70,239,547.45
5. Step 5: Solve for x
   x = 70,239,547.45/9,075.43
6. Step 6: Final answer
   x = 7,739.53