Finding the Third Proportional to 906,288,532 and 1,399,468,103

Step by Step Solution

1. Step 1: Write the proportion equation
   906,288,532 : 1,399,468,103 = 1,399,468,103 : x
2. Step 2: Convert to fraction form
   906,288,532/1,399,468,103 = 1,399,468,103/x
3. Step 3: Cross multiply
   906,288,532x = 1,399,468,103 × 1,399,468,103
4. Step 4: Simplify right side
   906,288,532x = 1,958,510,971,314,418,688
5. Step 5: Solve for x
   x = 1,958,510,971,314,418,688/906,288,532
6. Step 6: Final answer
   x = 2,161,023,672.00