Finding the Third Proportional to 3,031,617 and 4,429,140

Step by Step Solution

1. Step 1: Write the proportion equation
   3,031,617 : 4,429,140 = 4,429,140 : x
2. Step 2: Convert to fraction form
   3,031,617/4,429,140 = 4,429,140/x
3. Step 3: Cross multiply
   3,031,617x = 4,429,140 × 4,429,140
4. Step 4: Simplify right side
   3,031,617x = 19,617,281,139,600
5. Step 5: Solve for x
   x = 19,617,281,139,600/3,031,617
6. Step 6: Final answer
   x = 6,470,896.93