Finding the Fourth Proportional to 9,684.86, 13,364.31 and 5,435.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,684.86 : 13,364.31 = 5,435.33 : x
2. Step 2: Convert to fraction form
   9,684.86/13,364.31 = 5,435.33/x
3. Step 3: Cross multiply
   9,684.86x = 13,364.31 × 5,435.33
4. Step 4: Simplify right side
   9,684.86x = 72,639,368.25
5. Step 5: Solve for x
   x = 72,639,368.25/9,684.86
6. Step 6: Final answer
   x = 7,500.31