Finding the Third Proportional to 1,017,040 and 2,191,585

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,040 : 2,191,585 = 2,191,585 : x
2. Step 2: Convert to fraction form
   1,017,040/2,191,585 = 2,191,585/x
3. Step 3: Cross multiply
   1,017,040x = 2,191,585 × 2,191,585
4. Step 4: Simplify right side
   1,017,040x = 4,803,044,812,225
5. Step 5: Solve for x
   x = 4,803,044,812,225/1,017,040
6. Step 6: Final answer
   x = 4,722,572.18