Finding the Third Proportional to 1,397,375 and 2,103,058.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,397,375 : 2,103,058.50 = 2,103,058.50 : x
2. Step 2: Convert to fraction form
   1,397,375/2,103,058.50 = 2,103,058.50/x
3. Step 3: Cross multiply
   1,397,375x = 2,103,058.50 × 2,103,058.50
4. Step 4: Simplify right side
   1,397,375x = 4,422,855,054,422.25
5. Step 5: Solve for x
   x = 4,422,855,054,422.25/1,397,375
6. Step 6: Final answer
   x = 3,165,116.78