Finding the Fourth Proportional to 9,363.68, 12,917.86 and 5,383.95

Step by Step Solution

1. Step 1: Write the proportion equation
   9,363.68 : 12,917.86 = 5,383.95 : x
2. Step 2: Convert to fraction form
   9,363.68/12,917.86 = 5,383.95/x
3. Step 3: Cross multiply
   9,363.68x = 12,917.86 × 5,383.95
4. Step 4: Simplify right side
   9,363.68x = 69,549,112.35
5. Step 5: Solve for x
   x = 69,549,112.35/9,363.68
6. Step 6: Final answer
   x = 7,427.54