Finding the Third Proportional to 850,748 and 1,869,216

Step by Step Solution

1. Step 1: Write the proportion equation
   850,748 : 1,869,216 = 1,869,216 : x
2. Step 2: Convert to fraction form
   850,748/1,869,216 = 1,869,216/x
3. Step 3: Cross multiply
   850,748x = 1,869,216 × 1,869,216
4. Step 4: Simplify right side
   850,748x = 3,493,968,454,656
5. Step 5: Solve for x
   x = 3,493,968,454,656/850,748
6. Step 6: Final answer
   x = 4,106,937.02