Finding the Third Proportional to 3,893,460 and 8,385,916

Step by Step Solution

1. Step 1: Write the proportion equation
   3,893,460 : 8,385,916 = 8,385,916 : x
2. Step 2: Convert to fraction form
   3,893,460/8,385,916 = 8,385,916/x
3. Step 3: Cross multiply
   3,893,460x = 8,385,916 × 8,385,916
4. Step 4: Simplify right side
   3,893,460x = 70,323,587,159,056
5. Step 5: Solve for x
   x = 70,323,587,159,056/3,893,460
6. Step 6: Final answer
   x = 18,061,977.56