Finding the Fourth Proportional to 9,386.38, 12,956.09 and 5,410.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,386.38 : 12,956.09 = 5,410.14 : x
2. Step 2: Convert to fraction form
   9,386.38/12,956.09 = 5,410.14/x
3. Step 3: Cross multiply
   9,386.38x = 12,956.09 × 5,410.14
4. Step 4: Simplify right side
   9,386.38x = 70,094,201.31
5. Step 5: Solve for x
   x = 70,094,201.31/9,386.38
6. Step 6: Final answer
   x = 7,467.65