Finding the Third Proportional to 1,047,305 and 1,638,350

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047,305 : 1,638,350 = 1,638,350 : x
2. Step 2: Convert to fraction form
   1,047,305/1,638,350 = 1,638,350/x
3. Step 3: Cross multiply
   1,047,305x = 1,638,350 × 1,638,350
4. Step 4: Simplify right side
   1,047,305x = 2,684,190,722,500
5. Step 5: Solve for x
   x = 2,684,190,722,500/1,047,305
6. Step 6: Final answer
   x = 2,562,950.36