Finding the Third Proportional to 3,298,820 and 5,107,856

Step by Step Solution

1. Step 1: Write the proportion equation
   3,298,820 : 5,107,856 = 5,107,856 : x
2. Step 2: Convert to fraction form
   3,298,820/5,107,856 = 5,107,856/x
3. Step 3: Cross multiply
   3,298,820x = 5,107,856 × 5,107,856
4. Step 4: Simplify right side
   3,298,820x = 26,090,192,916,736
5. Step 5: Solve for x
   x = 26,090,192,916,736/3,298,820
6. Step 6: Final answer
   x = 7,908,947.11