Finding the Third Proportional to 1,266,480 and 1,866,232

Step by Step Solution

1. Step 1: Write the proportion equation
   1,266,480 : 1,866,232 = 1,866,232 : x
2. Step 2: Convert to fraction form
   1,266,480/1,866,232 = 1,866,232/x
3. Step 3: Cross multiply
   1,266,480x = 1,866,232 × 1,866,232
4. Step 4: Simplify right side
   1,266,480x = 3,482,821,877,824
5. Step 5: Solve for x
   x = 3,482,821,877,824/1,266,480
6. Step 6: Final answer
   x = 2,750,001.48