Finding the Third Proportional to 612,069,496.35 and 1,328,056,459.07

Step by Step Solution

1. Step 1: Write the proportion equation
   612,069,496.35 : 1,328,056,459.07 = 1,328,056,459.07 : x
2. Step 2: Convert to fraction form
   612,069,496.35/1,328,056,459.07 = 1,328,056,459.07/x
3. Step 3: Cross multiply
   612,069,496.35x = 1,328,056,459.07 × 1,328,056,459.07
4. Step 4: Simplify right side
   612,069,496.35x = 1,763,733,958,467,718,656
5. Step 5: Solve for x
   x = 1,763,733,958,467,718,656/612,069,496.35
6. Step 6: Final answer
   x = 2,881,591,010.49