Finding the Third Proportional to 1,100,836 and 1,550,220

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100,836 : 1,550,220 = 1,550,220 : x
2. Step 2: Convert to fraction form
   1,100,836/1,550,220 = 1,550,220/x
3. Step 3: Cross multiply
   1,100,836x = 1,550,220 × 1,550,220
4. Step 4: Simplify right side
   1,100,836x = 2,403,182,048,400
5. Step 5: Solve for x
   x = 2,403,182,048,400/1,100,836
6. Step 6: Final answer
   x = 2,183,051.83