Finding the Third Proportional to 8,476.76 and 12,801.64

Step by Step Solution

1. Step 1: Write the proportion equation
   8,476.76 : 12,801.64 = 12,801.64 : x
2. Step 2: Convert to fraction form
   8,476.76/12,801.64 = 12,801.64/x
3. Step 3: Cross multiply
   8,476.76x = 12,801.64 × 12,801.64
4. Step 4: Simplify right side
   8,476.76x = 163,881,952.69
5. Step 5: Solve for x
   x = 163,881,952.69/8,476.76
6. Step 6: Final answer
   x = 19,333.09