Finding the Third Proportional to 9,205.31 and 19,071.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,205.31 : 19,071.28 = 19,071.28 : x
2. Step 2: Convert to fraction form
   9,205.31/19,071.28 = 19,071.28/x
3. Step 3: Cross multiply
   9,205.31x = 19,071.28 × 19,071.28
4. Step 4: Simplify right side
   9,205.31x = 363,713,768.52
5. Step 5: Solve for x
   x = 363,713,768.52/9,205.31
6. Step 6: Final answer
   x = 39,511.29