Finding the Third Proportional to 569,876 and 1,340,820

Step by Step Solution

1. Step 1: Write the proportion equation
   569,876 : 1,340,820 = 1,340,820 : x
2. Step 2: Convert to fraction form
   569,876/1,340,820 = 1,340,820/x
3. Step 3: Cross multiply
   569,876x = 1,340,820 × 1,340,820
4. Step 4: Simplify right side
   569,876x = 1,797,798,272,400
5. Step 5: Solve for x
   x = 1,797,798,272,400/569,876
6. Step 6: Final answer
   x = 3,154,718.35