Finding the Fourth Proportional to 9,320.83, 12,863.05 and 5,342.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,320.83 : 12,863.05 = 5,342.69 : x
2. Step 2: Convert to fraction form
   9,320.83/12,863.05 = 5,342.69/x
3. Step 3: Cross multiply
   9,320.83x = 12,863.05 × 5,342.69
4. Step 4: Simplify right side
   9,320.83x = 68,723,307.41
5. Step 5: Solve for x
   x = 68,723,307.41/9,320.83
6. Step 6: Final answer
   x = 7,373.09