Finding the Third Proportional to 2,589,372 and 5,692,680

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589,372 : 5,692,680 = 5,692,680 : x
2. Step 2: Convert to fraction form
   2,589,372/5,692,680 = 5,692,680/x
3. Step 3: Cross multiply
   2,589,372x = 5,692,680 × 5,692,680
4. Step 4: Simplify right side
   2,589,372x = 32,406,605,582,400
5. Step 5: Solve for x
   x = 32,406,605,582,400/2,589,372
6. Step 6: Final answer
   x = 12,515,237.51