Finding the Fourth Proportional to 12,300.17, 16,976.76 and 7,823.06

Step by Step Solution

1. Step 1: Write the proportion equation
   12,300.17 : 16,976.76 = 7,823.06 : x
2. Step 2: Convert to fraction form
   12,300.17/16,976.76 = 7,823.06/x
3. Step 3: Cross multiply
   12,300.17x = 16,976.76 × 7,823.06
4. Step 4: Simplify right side
   12,300.17x = 132,810,127.20
5. Step 5: Solve for x
   x = 132,810,127.20/12,300.17
6. Step 6: Final answer
   x = 10,797.43