Finding the Fourth Proportional to 9,880.52, 13,636.35 and 5,903.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,880.52 : 13,636.35 = 5,903.82 : x
2. Step 2: Convert to fraction form
   9,880.52/13,636.35 = 5,903.82/x
3. Step 3: Cross multiply
   9,880.52x = 13,636.35 × 5,903.82
4. Step 4: Simplify right side
   9,880.52x = 80,506,555.86
5. Step 5: Solve for x
   x = 80,506,555.86/9,880.52
6. Step 6: Final answer
   x = 8,148.01