Finding the Third Proportional to 3,980,413 and 5,964,360

Step by Step Solution

1. Step 1: Write the proportion equation
   3,980,413 : 5,964,360 = 5,964,360 : x
2. Step 2: Convert to fraction form
   3,980,413/5,964,360 = 5,964,360/x
3. Step 3: Cross multiply
   3,980,413x = 5,964,360 × 5,964,360
4. Step 4: Simplify right side
   3,980,413x = 35,573,590,209,600
5. Step 5: Solve for x
   x = 35,573,590,209,600/3,980,413
6. Step 6: Final answer
   x = 8,937,160.59