Finding the Third Proportional to 7,118.43 and 10,619.98

Step by Step Solution

1. Step 1: Write the proportion equation
   7,118.43 : 10,619.98 = 10,619.98 : x
2. Step 2: Convert to fraction form
   7,118.43/10,619.98 = 10,619.98/x
3. Step 3: Cross multiply
   7,118.43x = 10,619.98 × 10,619.98
4. Step 4: Simplify right side
   7,118.43x = 112,783,933.30
5. Step 5: Solve for x
   x = 112,783,933.30/7,118.43
6. Step 6: Final answer
   x = 15,843.94