Finding the Third Proportional to 3,674.63 and 7,816.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,674.63 : 7,816.88 = 7,816.88 : x
2. Step 2: Convert to fraction form
   3,674.63/7,816.88 = 7,816.88/x
3. Step 3: Cross multiply
   3,674.63x = 7,816.88 × 7,816.88
4. Step 4: Simplify right side
   3,674.63x = 61,103,534.77
5. Step 5: Solve for x
   x = 61,103,534.77/3,674.63
6. Step 6: Final answer
   x = 16,628.51