Finding the Third Proportional to 8,928.98 and 19,620.35

Step by Step Solution

1. Step 1: Write the proportion equation
   8,928.98 : 19,620.35 = 19,620.35 : x
2. Step 2: Convert to fraction form
   8,928.98/19,620.35 = 19,620.35/x
3. Step 3: Cross multiply
   8,928.98x = 19,620.35 × 19,620.35
4. Step 4: Simplify right side
   8,928.98x = 384,958,195.44
5. Step 5: Solve for x
   x = 384,958,195.44/8,928.98
6. Step 6: Final answer
   x = 43,113.32