Finding the Third Proportional to 3,661,245 and 7,873,488

Step by Step Solution

1. Step 1: Write the proportion equation
   3,661,245 : 7,873,488 = 7,873,488 : x
2. Step 2: Convert to fraction form
   3,661,245/7,873,488 = 7,873,488/x
3. Step 3: Cross multiply
   3,661,245x = 7,873,488 × 7,873,488
4. Step 4: Simplify right side
   3,661,245x = 61,991,813,286,144
5. Step 5: Solve for x
   x = 61,991,813,286,144/3,661,245
6. Step 6: Final answer
   x = 16,931,894.28