Finding the Third Proportional to 1,029,888 and 2,153,940

Step by Step Solution

1. Step 1: Write the proportion equation
   1,029,888 : 2,153,940 = 2,153,940 : x
2. Step 2: Convert to fraction form
   1,029,888/2,153,940 = 2,153,940/x
3. Step 3: Cross multiply
   1,029,888x = 2,153,940 × 2,153,940
4. Step 4: Simplify right side
   1,029,888x = 4,639,457,523,600
5. Step 5: Solve for x
   x = 4,639,457,523,600/1,029,888
6. Step 6: Final answer
   x = 4,504,817.54