Finding the Third Proportional to 1,479,970 and 2,214,000

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479,970 : 2,214,000 = 2,214,000 : x
2. Step 2: Convert to fraction form
   1,479,970/2,214,000 = 2,214,000/x
3. Step 3: Cross multiply
   1,479,970x = 2,214,000 × 2,214,000
4. Step 4: Simplify right side
   1,479,970x = 4,901,796,000,000
5. Step 5: Solve for x
   x = 4,901,796,000,000/1,479,970
6. Step 6: Final answer
   x = 3,312,091.46