Finding the Third Proportional to 8,967,280 and 12,582,865

Step by Step Solution

1. Step 1: Write the proportion equation
   8,967,280 : 12,582,865 = 12,582,865 : x
2. Step 2: Convert to fraction form
   8,967,280/12,582,865 = 12,582,865/x
3. Step 3: Cross multiply
   8,967,280x = 12,582,865 × 12,582,865
4. Step 4: Simplify right side
   8,967,280x = 158,328,491,608,225
5. Step 5: Solve for x
   x = 158,328,491,608,225/8,967,280
6. Step 6: Final answer
   x = 17,656,244.88