Finding the Third Proportional to 6,838,131 and 10,828,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,838,131 : 10,828,003.50 = 10,828,003.50 : x
2. Step 2: Convert to fraction form
   6,838,131/10,828,003.50 = 10,828,003.50/x
3. Step 3: Cross multiply
   6,838,131x = 10,828,003.50 × 10,828,003.50
4. Step 4: Simplify right side
   6,838,131x = 117,245,659,796,012.25
5. Step 5: Solve for x
   x = 117,245,659,796,012.25/6,838,131
6. Step 6: Final answer
   x = 17,145,863.36