Finding the Third Proportional to 9,105,636.75 and 19,509,339

Step by Step Solution

1. Step 1: Write the proportion equation
   9,105,636.75 : 19,509,339 = 19,509,339 : x
2. Step 2: Convert to fraction form
   9,105,636.75/19,509,339 = 19,509,339/x
3. Step 3: Cross multiply
   9,105,636.75x = 19,509,339 × 19,509,339
4. Step 4: Simplify right side
   9,105,636.75x = 380,614,308,216,921
5. Step 5: Solve for x
   x = 380,614,308,216,921/9,105,636.75
6. Step 6: Final answer
   x = 41,799,856.36