Finding the Fourth Proportional to 9,067.91, 12,507.41 and 7,389.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,067.91 : 12,507.41 = 7,389.32 : x
2. Step 2: Convert to fraction form
   9,067.91/12,507.41 = 7,389.32/x
3. Step 3: Cross multiply
   9,067.91x = 12,507.41 × 7,389.32
4. Step 4: Simplify right side
   9,067.91x = 92,421,210.80
5. Step 5: Solve for x
   x = 92,421,210.80/9,067.91
6. Step 6: Final answer
   x = 10,192.12