Finding the Third Proportional to 9,089.63 and 19,611.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,089.63 : 19,611.38 = 19,611.38 : x
2. Step 2: Convert to fraction form
   9,089.63/19,611.38 = 19,611.38/x
3. Step 3: Cross multiply
   9,089.63x = 19,611.38 × 19,611.38
4. Step 4: Simplify right side
   9,089.63x = 384,606,029.39
5. Step 5: Solve for x
   x = 384,606,029.39/9,089.63
6. Step 6: Final answer
   x = 42,312.64