Finding the Fourth Proportional to 9,342.03, 12,893.54 and 5,363.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,342.03 : 12,893.54 = 5,363.31 : x
2. Step 2: Convert to fraction form
   9,342.03/12,893.54 = 5,363.31/x
3. Step 3: Cross multiply
   9,342.03x = 12,893.54 × 5,363.31
4. Step 4: Simplify right side
   9,342.03x = 69,152,025.20
5. Step 5: Solve for x
   x = 69,152,025.20/9,342.03
6. Step 6: Final answer
   x = 7,402.25