Finding the Third Proportional to 906,288,079.50 and 1,399,467,343.50

Step by Step Solution

1. Step 1: Write the proportion equation
   906,288,079.50 : 1,399,467,343.50 = 1,399,467,343.50 : x
2. Step 2: Convert to fraction form
   906,288,079.50/1,399,467,343.50 = 1,399,467,343.50/x
3. Step 3: Cross multiply
   906,288,079.50x = 1,399,467,343.50 × 1,399,467,343.50
4. Step 4: Simplify right side
   906,288,079.50x = 1,958,508,845,522,947,072
5. Step 5: Solve for x
   x = 1,958,508,845,522,947,072/906,288,079.50
6. Step 6: Final answer
   x = 2,161,022,405.37