Finding the Third Proportional to 1,109,273 and 1,585,178

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109,273 : 1,585,178 = 1,585,178 : x
2. Step 2: Convert to fraction form
   1,109,273/1,585,178 = 1,585,178/x
3. Step 3: Cross multiply
   1,109,273x = 1,585,178 × 1,585,178
4. Step 4: Simplify right side
   1,109,273x = 2,512,789,291,684
5. Step 5: Solve for x
   x = 2,512,789,291,684/1,109,273
6. Step 6: Final answer
   x = 2,265,257.78