Finding the Fourth Proportional to 10,683.60, 14,743.28 and 5,903.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,683.60 : 14,743.28 = 5,903.86 : x
2. Step 2: Convert to fraction form
   10,683.60/14,743.28 = 5,903.86/x
3. Step 3: Cross multiply
   10,683.60x = 14,743.28 × 5,903.86
4. Step 4: Simplify right side
   10,683.60x = 87,042,308.07
5. Step 5: Solve for x
   x = 87,042,308.07/10,683.60
6. Step 6: Final answer
   x = 8,147.29