Finding the Third Proportional to 3,780,804 and 8,296,440

Step by Step Solution

1. Step 1: Write the proportion equation
   3,780,804 : 8,296,440 = 8,296,440 : x
2. Step 2: Convert to fraction form
   3,780,804/8,296,440 = 8,296,440/x
3. Step 3: Cross multiply
   3,780,804x = 8,296,440 × 8,296,440
4. Step 4: Simplify right side
   3,780,804x = 68,830,916,673,600
5. Step 5: Solve for x
   x = 68,830,916,673,600/3,780,804
6. Step 6: Final answer
   x = 18,205,364.96