Finding the Third Proportional to 13,066.88 and 19,907.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,066.88 : 19,907.63 = 19,907.63 : x
2. Step 2: Convert to fraction form
   13,066.88/19,907.63 = 19,907.63/x
3. Step 3: Cross multiply
   13,066.88x = 19,907.63 × 19,907.63
4. Step 4: Simplify right side
   13,066.88x = 396,313,533.14
5. Step 5: Solve for x
   x = 396,313,533.14/13,066.88
6. Step 6: Final answer
   x = 30,329.63