Finding the Third Proportional to 15,118.31 and 23,198.91

Step by Step Solution

1. Step 1: Write the proportion equation
   15,118.31 : 23,198.91 = 23,198.91 : x
2. Step 2: Convert to fraction form
   15,118.31/23,198.91 = 23,198.91/x
3. Step 3: Cross multiply
   15,118.31x = 23,198.91 × 23,198.91
4. Step 4: Simplify right side
   15,118.31x = 538,189,251.20
5. Step 5: Solve for x
   x = 538,189,251.20/15,118.31
6. Step 6: Final answer
   x = 35,598.50