Finding the Third Proportional to 3,671,126 and 7,873,684

Step by Step Solution

1. Step 1: Write the proportion equation
   3,671,126 : 7,873,684 = 7,873,684 : x
2. Step 2: Convert to fraction form
   3,671,126/7,873,684 = 7,873,684/x
3. Step 3: Cross multiply
   3,671,126x = 7,873,684 × 7,873,684
4. Step 4: Simplify right side
   3,671,126x = 61,994,899,731,856
5. Step 5: Solve for x
   x = 61,994,899,731,856/3,671,126
6. Step 6: Final answer
   x = 16,887,162.07