Finding the Third Proportional to 13,106,736 and 19,660,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,106,736 : 19,660,105.50 = 19,660,105.50 : x
2. Step 2: Convert to fraction form
   13,106,736/19,660,105.50 = 19,660,105.50/x
3. Step 3: Cross multiply
   13,106,736x = 19,660,105.50 × 19,660,105.50
4. Step 4: Simplify right side
   13,106,736x = 386,519,748,271,130.25
5. Step 5: Solve for x
   x = 386,519,748,271,130.25/13,106,736
6. Step 6: Final answer
   x = 29,490,160.50