Finding the Third Proportional to 1,681,680 and 2,571,930

Step by Step Solution

1. Step 1: Write the proportion equation
   1,681,680 : 2,571,930 = 2,571,930 : x
2. Step 2: Convert to fraction form
   1,681,680/2,571,930 = 2,571,930/x
3. Step 3: Cross multiply
   1,681,680x = 2,571,930 × 2,571,930
4. Step 4: Simplify right side
   1,681,680x = 6,614,823,924,900
5. Step 5: Solve for x
   x = 6,614,823,924,900/1,681,680
6. Step 6: Final answer
   x = 3,933,461.73