Finding the Third Proportional to 845,910 and 1,388,656.50

Step by Step Solution

1. Step 1: Write the proportion equation
   845,910 : 1,388,656.50 = 1,388,656.50 : x
2. Step 2: Convert to fraction form
   845,910/1,388,656.50 = 1,388,656.50/x
3. Step 3: Cross multiply
   845,910x = 1,388,656.50 × 1,388,656.50
4. Step 4: Simplify right side
   845,910x = 1,928,366,874,992.25
5. Step 5: Solve for x
   x = 1,928,366,874,992.25/845,910
6. Step 6: Final answer
   x = 2,279,635.98