Finding the Third Proportional to 1,827,588 and 3,960,261

Step by Step Solution

1. Step 1: Write the proportion equation
   1,827,588 : 3,960,261 = 3,960,261 : x
2. Step 2: Convert to fraction form
   1,827,588/3,960,261 = 3,960,261/x
3. Step 3: Cross multiply
   1,827,588x = 3,960,261 × 3,960,261
4. Step 4: Simplify right side
   1,827,588x = 15,683,667,188,121
5. Step 5: Solve for x
   x = 15,683,667,188,121/1,827,588
6. Step 6: Final answer
   x = 8,581,620.80