Finding the Third Proportional to 5,574,178 and 8,257,650

Step by Step Solution

1. Step 1: Write the proportion equation
   5,574,178 : 8,257,650 = 8,257,650 : x
2. Step 2: Convert to fraction form
   5,574,178/8,257,650 = 8,257,650/x
3. Step 3: Cross multiply
   5,574,178x = 8,257,650 × 8,257,650
4. Step 4: Simplify right side
   5,574,178x = 68,188,783,522,500
5. Step 5: Solve for x
   x = 68,188,783,522,500/5,574,178
6. Step 6: Final answer
   x = 12,232,975.61