Finding the Fourth Proportional to 11,300.32, 16,950.58 and 4,640.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,300.32 : 16,950.58 = 4,640.48 : x
2. Step 2: Convert to fraction form
   11,300.32/16,950.58 = 4,640.48/x
3. Step 3: Cross multiply
   11,300.32x = 16,950.58 × 4,640.48
4. Step 4: Simplify right side
   11,300.32x = 78,658,827.48
5. Step 5: Solve for x
   x = 78,658,827.48/11,300.32
6. Step 6: Final answer
   x = 6,960.76