Finding the Third Proportional to 13,907.25 and 17,620.88

Step by Step Solution

1. Step 1: Write the proportion equation
   13,907.25 : 17,620.88 = 17,620.88 : x
2. Step 2: Convert to fraction form
   13,907.25/17,620.88 = 17,620.88/x
3. Step 3: Cross multiply
   13,907.25x = 17,620.88 × 17,620.88
4. Step 4: Simplify right side
   13,907.25x = 310,495,235.77
5. Step 5: Solve for x
   x = 310,495,235.77/13,907.25
6. Step 6: Final answer
   x = 22,326.14