Finding the Third Proportional to 4,922,101.69 and 7,089,978.09

Step by Step Solution

1. Step 1: Write the proportion equation
   4,922,101.69 : 7,089,978.09 = 7,089,978.09 : x
2. Step 2: Convert to fraction form
   4,922,101.69/7,089,978.09 = 7,089,978.09/x
3. Step 3: Cross multiply
   4,922,101.69x = 7,089,978.09 × 7,089,978.09
4. Step 4: Simplify right side
   4,922,101.69x = 50,267,789,369,854.88
5. Step 5: Solve for x
   x = 50,267,789,369,854.88/4,922,101.69
6. Step 6: Final answer
   x = 10,212,667.79