Finding the Third Proportional to 3,661,560 and 7,974,060

Step by Step Solution

1. Step 1: Write the proportion equation
   3,661,560 : 7,974,060 = 7,974,060 : x
2. Step 2: Convert to fraction form
   3,661,560/7,974,060 = 7,974,060/x
3. Step 3: Cross multiply
   3,661,560x = 7,974,060 × 7,974,060
4. Step 4: Simplify right side
   3,661,560x = 63,585,632,883,600
5. Step 5: Solve for x
   x = 63,585,632,883,600/3,661,560
6. Step 6: Final answer
   x = 17,365,721.96