Finding the Third Proportional to 1,128,518 and 1,530,939

Step by Step Solution

1. Step 1: Write the proportion equation
   1,128,518 : 1,530,939 = 1,530,939 : x
2. Step 2: Convert to fraction form
   1,128,518/1,530,939 = 1,530,939/x
3. Step 3: Cross multiply
   1,128,518x = 1,530,939 × 1,530,939
4. Step 4: Simplify right side
   1,128,518x = 2,343,774,221,721
5. Step 5: Solve for x
   x = 2,343,774,221,721/1,128,518
6. Step 6: Final answer
   x = 2,076,860.29