Finding the Fourth Proportional to 9,323.70, 12,866.32 and 5,342.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,323.70 : 12,866.32 = 5,342.06 : x
2. Step 2: Convert to fraction form
   9,323.70/12,866.32 = 5,342.06/x
3. Step 3: Cross multiply
   9,323.70x = 12,866.32 × 5,342.06
4. Step 4: Simplify right side
   9,323.70x = 68,732,653.42
5. Step 5: Solve for x
   x = 68,732,653.42/9,323.70
6. Step 6: Final answer
   x = 7,371.82