Finding the Fourth Proportional to 9,290.02, 13,897.59 and 8,007.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,290.02 : 13,897.59 = 8,007.46 : x
2. Step 2: Convert to fraction form
   9,290.02/13,897.59 = 8,007.46/x
3. Step 3: Cross multiply
   9,290.02x = 13,897.59 × 8,007.46
4. Step 4: Simplify right side
   9,290.02x = 111,284,396.02
5. Step 5: Solve for x
   x = 111,284,396.02/9,290.02
6. Step 6: Final answer
   x = 11,978.92