Finding the Third Proportional to 8,139,244.50 and 17,917,969.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,139,244.50 : 17,917,969.50 = 17,917,969.50 : x
2. Step 2: Convert to fraction form
   8,139,244.50/17,917,969.50 = 17,917,969.50/x
3. Step 3: Cross multiply
   8,139,244.50x = 17,917,969.50 × 17,917,969.50
4. Step 4: Simplify right side
   8,139,244.50x = 321,053,631,002,930.25
5. Step 5: Solve for x
   x = 321,053,631,002,930.25/8,139,244.50
6. Step 6: Final answer
   x = 39,445,139.04