Finding the Third Proportional to 2,159,770.50 and 4,665,906

Step by Step Solution

1. Step 1: Write the proportion equation
   2,159,770.50 : 4,665,906 = 4,665,906 : x
2. Step 2: Convert to fraction form
   2,159,770.50/4,665,906 = 4,665,906/x
3. Step 3: Cross multiply
   2,159,770.50x = 4,665,906 × 4,665,906
4. Step 4: Simplify right side
   2,159,770.50x = 21,770,678,800,836
5. Step 5: Solve for x
   x = 21,770,678,800,836/2,159,770.50
6. Step 6: Final answer
   x = 10,080,088.97