Finding the Third Proportional to 751,860 and 1,628,370

Step by Step Solution

1. Step 1: Write the proportion equation
   751,860 : 1,628,370 = 1,628,370 : x
2. Step 2: Convert to fraction form
   751,860/1,628,370 = 1,628,370/x
3. Step 3: Cross multiply
   751,860x = 1,628,370 × 1,628,370
4. Step 4: Simplify right side
   751,860x = 2,651,588,856,900
5. Step 5: Solve for x
   x = 2,651,588,856,900/751,860
6. Step 6: Final answer
   x = 3,526,705.58