Finding the Third Proportional to 3,333,720 and 4,978,620

Step by Step Solution

1. Step 1: Write the proportion equation
   3,333,720 : 4,978,620 = 4,978,620 : x
2. Step 2: Convert to fraction form
   3,333,720/4,978,620 = 4,978,620/x
3. Step 3: Cross multiply
   3,333,720x = 4,978,620 × 4,978,620
4. Step 4: Simplify right side
   3,333,720x = 24,786,657,104,400
5. Step 5: Solve for x
   x = 24,786,657,104,400/3,333,720
6. Step 6: Final answer
   x = 7,435,134.66