Finding the Third Proportional to 617,892 and 1,353,888

Step by Step Solution

1. Step 1: Write the proportion equation
   617,892 : 1,353,888 = 1,353,888 : x
2. Step 2: Convert to fraction form
   617,892/1,353,888 = 1,353,888/x
3. Step 3: Cross multiply
   617,892x = 1,353,888 × 1,353,888
4. Step 4: Simplify right side
   617,892x = 1,833,012,716,544
5. Step 5: Solve for x
   x = 1,833,012,716,544/617,892
6. Step 6: Final answer
   x = 2,966,558.42