Finding the Third Proportional to 1,418,362 and 2,153,807

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,362 : 2,153,807 = 2,153,807 : x
2. Step 2: Convert to fraction form
   1,418,362/2,153,807 = 2,153,807/x
3. Step 3: Cross multiply
   1,418,362x = 2,153,807 × 2,153,807
4. Step 4: Simplify right side
   1,418,362x = 4,638,884,593,249
5. Step 5: Solve for x
   x = 4,638,884,593,249/1,418,362
6. Step 6: Final answer
   x = 3,270,592.83