Finding the Third Proportional to 3,794,916 and 8,219,688

Step by Step Solution

1. Step 1: Write the proportion equation
   3,794,916 : 8,219,688 = 8,219,688 : x
2. Step 2: Convert to fraction form
   3,794,916/8,219,688 = 8,219,688/x
3. Step 3: Cross multiply
   3,794,916x = 8,219,688 × 8,219,688
4. Step 4: Simplify right side
   3,794,916x = 67,563,270,817,344
5. Step 5: Solve for x
   x = 67,563,270,817,344/3,794,916
6. Step 6: Final answer
   x = 17,803,627.49