Finding the Third Proportional to 2,123,368 and 4,619,964

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123,368 : 4,619,964 = 4,619,964 : x
2. Step 2: Convert to fraction form
   2,123,368/4,619,964 = 4,619,964/x
3. Step 3: Cross multiply
   2,123,368x = 4,619,964 × 4,619,964
4. Step 4: Simplify right side
   2,123,368x = 21,344,067,361,296
5. Step 5: Solve for x
   x = 21,344,067,361,296/2,123,368
6. Step 6: Final answer
   x = 10,051,986.92