Finding the Third Proportional to 9,300.87 and 20,348.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,300.87 : 20,348.30 = 20,348.30 : x
2. Step 2: Convert to fraction form
   9,300.87/20,348.30 = 20,348.30/x
3. Step 3: Cross multiply
   9,300.87x = 20,348.30 × 20,348.30
4. Step 4: Simplify right side
   9,300.87x = 414,053,185.71
5. Step 5: Solve for x
   x = 414,053,185.71/9,300.87
6. Step 6: Final answer
   x = 44,517.70