Finding the Third Proportional to 2,357,986 and 3,559,392

Step by Step Solution

1. Step 1: Write the proportion equation
   2,357,986 : 3,559,392 = 3,559,392 : x
2. Step 2: Convert to fraction form
   2,357,986/3,559,392 = 3,559,392/x
3. Step 3: Cross multiply
   2,357,986x = 3,559,392 × 3,559,392
4. Step 4: Simplify right side
   2,357,986x = 12,669,271,409,664
5. Step 5: Solve for x
   x = 12,669,271,409,664/2,357,986
6. Step 6: Final answer
   x = 5,372,920.54