Finding the Third Proportional to 2,144,538 and 4,618,584

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144,538 : 4,618,584 = 4,618,584 : x
2. Step 2: Convert to fraction form
   2,144,538/4,618,584 = 4,618,584/x
3. Step 3: Cross multiply
   2,144,538x = 4,618,584 × 4,618,584
4. Step 4: Simplify right side
   2,144,538x = 21,331,318,165,056
5. Step 5: Solve for x
   x = 21,331,318,165,056/2,144,538
6. Step 6: Final answer
   x = 9,946,812.86