Finding the Third Proportional to 6,838,111.50 and 10,827,975

Step by Step Solution

1. Step 1: Write the proportion equation
   6,838,111.50 : 10,827,975 = 10,827,975 : x
2. Step 2: Convert to fraction form
   6,838,111.50/10,827,975 = 10,827,975/x
3. Step 3: Cross multiply
   6,838,111.50x = 10,827,975 × 10,827,975
4. Step 4: Simplify right side
   6,838,111.50x = 117,245,042,600,625
5. Step 5: Solve for x
   x = 117,245,042,600,625/6,838,111.50
6. Step 6: Final answer
   x = 17,145,822.00