Finding the Third Proportional to 1,684,210 and 3,620,614

Step by Step Solution

1. Step 1: Write the proportion equation
   1,684,210 : 3,620,614 = 3,620,614 : x
2. Step 2: Convert to fraction form
   1,684,210/3,620,614 = 3,620,614/x
3. Step 3: Cross multiply
   1,684,210x = 3,620,614 × 3,620,614
4. Step 4: Simplify right side
   1,684,210x = 13,108,845,736,996
5. Step 5: Solve for x
   x = 13,108,845,736,996/1,684,210
6. Step 6: Final answer
   x = 7,783,379.59