Finding the Fourth Proportional to 9,004.89, 13,488.81 and 7,967.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,004.89 : 13,488.81 = 7,967.59 : x
2. Step 2: Convert to fraction form
   9,004.89/13,488.81 = 7,967.59/x
3. Step 3: Cross multiply
   9,004.89x = 13,488.81 × 7,967.59
4. Step 4: Simplify right side
   9,004.89x = 107,473,307.67
5. Step 5: Solve for x
   x = 107,473,307.67/9,004.89
6. Step 6: Final answer
   x = 11,934.99