Finding the Third Proportional to 5,543,482 and 8,292,624

Step by Step Solution

1. Step 1: Write the proportion equation
   5,543,482 : 8,292,624 = 8,292,624 : x
2. Step 2: Convert to fraction form
   5,543,482/8,292,624 = 8,292,624/x
3. Step 3: Cross multiply
   5,543,482x = 8,292,624 × 8,292,624
4. Step 4: Simplify right side
   5,543,482x = 68,767,612,805,376
5. Step 5: Solve for x
   x = 68,767,612,805,376/5,543,482
6. Step 6: Final answer
   x = 12,405,129.63