Finding the Third Proportional to 569,940 and 1,216,158

Step by Step Solution

1. Step 1: Write the proportion equation
   569,940 : 1,216,158 = 1,216,158 : x
2. Step 2: Convert to fraction form
   569,940/1,216,158 = 1,216,158/x
3. Step 3: Cross multiply
   569,940x = 1,216,158 × 1,216,158
4. Step 4: Simplify right side
   569,940x = 1,479,040,280,964
5. Step 5: Solve for x
   x = 1,479,040,280,964/569,940
6. Step 6: Final answer
   x = 2,595,080.68