Finding the Third Proportional to 11,963,144 and 17,940,323.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,963,144 : 17,940,323.50 = 17,940,323.50 : x
2. Step 2: Convert to fraction form
   11,963,144/17,940,323.50 = 17,940,323.50/x
3. Step 3: Cross multiply
   11,963,144x = 17,940,323.50 × 17,940,323.50
4. Step 4: Simplify right side
   11,963,144x = 321,855,207,284,652.25
5. Step 5: Solve for x
   x = 321,855,207,284,652.25/11,963,144
6. Step 6: Final answer
   x = 26,903,898.11