Finding the Third Proportional to 9,086.88 and 18,507.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,086.88 : 18,507.88 = 18,507.88 : x
2. Step 2: Convert to fraction form
   9,086.88/18,507.88 = 18,507.88/x
3. Step 3: Cross multiply
   9,086.88x = 18,507.88 × 18,507.88
4. Step 4: Simplify right side
   9,086.88x = 342,541,437.02
5. Step 5: Solve for x
   x = 342,541,437.02/9,086.88
6. Step 6: Final answer
   x = 37,696.29