Finding the Third Proportional to 3,153,309 and 6,917,052

Step by Step Solution

1. Step 1: Write the proportion equation
   3,153,309 : 6,917,052 = 6,917,052 : x
2. Step 2: Convert to fraction form
   3,153,309/6,917,052 = 6,917,052/x
3. Step 3: Cross multiply
   3,153,309x = 6,917,052 × 6,917,052
4. Step 4: Simplify right side
   3,153,309x = 47,845,608,370,704
5. Step 5: Solve for x
   x = 47,845,608,370,704/3,153,309
6. Step 6: Final answer
   x = 15,173,143.00