Finding the Third Proportional to 1,201,156 and 2,609,992

Step by Step Solution

1. Step 1: Write the proportion equation
   1,201,156 : 2,609,992 = 2,609,992 : x
2. Step 2: Convert to fraction form
   1,201,156/2,609,992 = 2,609,992/x
3. Step 3: Cross multiply
   1,201,156x = 2,609,992 × 2,609,992
4. Step 4: Simplify right side
   1,201,156x = 6,812,058,240,064
5. Step 5: Solve for x
   x = 6,812,058,240,064/1,201,156
6. Step 6: Final answer
   x = 5,671,251.89