Finding the Third Proportional to 5,574,328 and 8,146,375

Step by Step Solution

1. Step 1: Write the proportion equation
   5,574,328 : 8,146,375 = 8,146,375 : x
2. Step 2: Convert to fraction form
   5,574,328/8,146,375 = 8,146,375/x
3. Step 3: Cross multiply
   5,574,328x = 8,146,375 × 8,146,375
4. Step 4: Simplify right side
   5,574,328x = 66,363,425,640,625
5. Step 5: Solve for x
   x = 66,363,425,640,625/5,574,328
6. Step 6: Final answer
   x = 11,905,188.51