Finding the Third Proportional to 3,661,557 and 7,974,054

Step by Step Solution

1. Step 1: Write the proportion equation
   3,661,557 : 7,974,054 = 7,974,054 : x
2. Step 2: Convert to fraction form
   3,661,557/7,974,054 = 7,974,054/x
3. Step 3: Cross multiply
   3,661,557x = 7,974,054 × 7,974,054
4. Step 4: Simplify right side
   3,661,557x = 63,585,537,194,916
5. Step 5: Solve for x
   x = 63,585,537,194,916/3,661,557
6. Step 6: Final answer
   x = 17,365,710.05