Finding the Fourth Proportional to 10,483.52, 15,727.71 and 4,640.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,483.52 : 15,727.71 = 4,640.18 : x
2. Step 2: Convert to fraction form
   10,483.52/15,727.71 = 4,640.18/x
3. Step 3: Cross multiply
   10,483.52x = 15,727.71 × 4,640.18
4. Step 4: Simplify right side
   10,483.52x = 72,979,405.39
5. Step 5: Solve for x
   x = 72,979,405.39/10,483.52
6. Step 6: Final answer
   x = 6,961.35