Finding the Third Proportional to 3,900,905 and 5,176,083

Step by Step Solution

1. Step 1: Write the proportion equation
   3,900,905 : 5,176,083 = 5,176,083 : x
2. Step 2: Convert to fraction form
   3,900,905/5,176,083 = 5,176,083/x
3. Step 3: Cross multiply
   3,900,905x = 5,176,083 × 5,176,083
4. Step 4: Simplify right side
   3,900,905x = 26,791,835,222,889
5. Step 5: Solve for x
   x = 26,791,835,222,889/3,900,905
6. Step 6: Final answer
   x = 6,868,107.59