Finding the Third Proportional to 5,684,980 and 8,747,040

Step by Step Solution

1. Step 1: Write the proportion equation
   5,684,980 : 8,747,040 = 8,747,040 : x
2. Step 2: Convert to fraction form
   5,684,980/8,747,040 = 8,747,040/x
3. Step 3: Cross multiply
   5,684,980x = 8,747,040 × 8,747,040
4. Step 4: Simplify right side
   5,684,980x = 76,510,708,761,600
5. Step 5: Solve for x
   x = 76,510,708,761,600/5,684,980
6. Step 6: Final answer
   x = 13,458,395.41