Finding the Third Proportional to 3,298,810 and 5,107,840

Step by Step Solution

1. Step 1: Write the proportion equation
   3,298,810 : 5,107,840 = 5,107,840 : x
2. Step 2: Convert to fraction form
   3,298,810/5,107,840 = 5,107,840/x
3. Step 3: Cross multiply
   3,298,810x = 5,107,840 × 5,107,840
4. Step 4: Simplify right side
   3,298,810x = 26,090,029,465,600
5. Step 5: Solve for x
   x = 26,090,029,465,600/3,298,810
6. Step 6: Final answer
   x = 7,908,921.54