Finding the Third Proportional to 1,145,623.50 and 1,755,067.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,623.50 : 1,755,067.50 = 1,755,067.50 : x
2. Step 2: Convert to fraction form
   1,145,623.50/1,755,067.50 = 1,755,067.50/x
3. Step 3: Cross multiply
   1,145,623.50x = 1,755,067.50 × 1,755,067.50
4. Step 4: Simplify right side
   1,145,623.50x = 3,080,261,929,556.25
5. Step 5: Solve for x
   x = 3,080,261,929,556.25/1,145,623.50
6. Step 6: Final answer
   x = 2,688,720.97