Finding the Third Proportional to 2,127,154 and 4,553,315

Step by Step Solution

1. Step 1: Write the proportion equation
   2,127,154 : 4,553,315 = 4,553,315 : x
2. Step 2: Convert to fraction form
   2,127,154/4,553,315 = 4,553,315/x
3. Step 3: Cross multiply
   2,127,154x = 4,553,315 × 4,553,315
4. Step 4: Simplify right side
   2,127,154x = 20,732,677,489,225
5. Step 5: Solve for x
   x = 20,732,677,489,225/2,127,154
6. Step 6: Final answer
   x = 9,746,674.42