Finding the Third Proportional to 3,900,897 and 5,176,077

Step by Step Solution

1. Step 1: Write the proportion equation
   3,900,897 : 5,176,077 = 5,176,077 : x
2. Step 2: Convert to fraction form
   3,900,897/5,176,077 = 5,176,077/x
3. Step 3: Cross multiply
   3,900,897x = 5,176,077 × 5,176,077
4. Step 4: Simplify right side
   3,900,897x = 26,791,773,109,929
5. Step 5: Solve for x
   x = 26,791,773,109,929/3,900,897
6. Step 6: Final answer
   x = 6,868,105.75