Finding the Third Proportional to 1,053,261 and 1,589,211

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053,261 : 1,589,211 = 1,589,211 : x
2. Step 2: Convert to fraction form
   1,053,261/1,589,211 = 1,589,211/x
3. Step 3: Cross multiply
   1,053,261x = 1,589,211 × 1,589,211
4. Step 4: Simplify right side
   1,053,261x = 2,525,591,602,521
5. Step 5: Solve for x
   x = 2,525,591,602,521/1,053,261
6. Step 6: Final answer
   x = 2,397,878.21