Finding the Third Proportional to 1,029,788 and 2,153,685

Step by Step Solution

1. Step 1: Write the proportion equation
   1,029,788 : 2,153,685 = 2,153,685 : x
2. Step 2: Convert to fraction form
   1,029,788/2,153,685 = 2,153,685/x
3. Step 3: Cross multiply
   1,029,788x = 2,153,685 × 2,153,685
4. Step 4: Simplify right side
   1,029,788x = 4,638,359,079,225
5. Step 5: Solve for x
   x = 4,638,359,079,225/1,029,788
6. Step 6: Final answer
   x = 4,504,188.32