Finding the Third Proportional to 709,191,187.50 and 1,551,978,448.81

Step by Step Solution

1. Step 1: Write the proportion equation
   709,191,187.50 : 1,551,978,448.81 = 1,551,978,448.81 : x
2. Step 2: Convert to fraction form
   709,191,187.50/1,551,978,448.81 = 1,551,978,448.81/x
3. Step 3: Cross multiply
   709,191,187.50x = 1,551,978,448.81 × 1,551,978,448.81
4. Step 4: Simplify right side
   709,191,187.50x = 2,408,637,105,578,453,504
5. Step 5: Solve for x
   x = 2,408,637,105,578,453,504/709,191,187.50
6. Step 6: Final answer
   x = 3,396,315,617.05