Finding the Third Proportional to 493,390 and 1,061,624

Step by Step Solution

1. Step 1: Write the proportion equation
   493,390 : 1,061,624 = 1,061,624 : x
2. Step 2: Convert to fraction form
   493,390/1,061,624 = 1,061,624/x
3. Step 3: Cross multiply
   493,390x = 1,061,624 × 1,061,624
4. Step 4: Simplify right side
   493,390x = 1,127,045,517,376
5. Step 5: Solve for x
   x = 1,127,045,517,376/493,390
6. Step 6: Final answer
   x = 2,284,289.34