Finding the Third Proportional to 1,102,119 and 1,661,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,102,119 : 1,661,280 = 1,661,280 : x
2. Step 2: Convert to fraction form
   1,102,119/1,661,280 = 1,661,280/x
3. Step 3: Cross multiply
   1,102,119x = 1,661,280 × 1,661,280
4. Step 4: Simplify right side
   1,102,119x = 2,759,851,238,400
5. Step 5: Solve for x
   x = 2,759,851,238,400/1,102,119
6. Step 6: Final answer
   x = 2,504,131.80