Finding the Third Proportional to 3,803.63 and 8,359.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,803.63 : 8,359.88 = 8,359.88 : x
2. Step 2: Convert to fraction form
   3,803.63/8,359.88 = 8,359.88/x
3. Step 3: Cross multiply
   3,803.63x = 8,359.88 × 8,359.88
4. Step 4: Simplify right side
   3,803.63x = 69,887,510.02
5. Step 5: Solve for x
   x = 69,887,510.02/3,803.63
6. Step 6: Final answer
   x = 18,373.92