Finding the Third Proportional to 3,870,276 and 5,413,774

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870,276 : 5,413,774 = 5,413,774 : x
2. Step 2: Convert to fraction form
   3,870,276/5,413,774 = 5,413,774/x
3. Step 3: Cross multiply
   3,870,276x = 5,413,774 × 5,413,774
4. Step 4: Simplify right side
   3,870,276x = 29,308,948,923,076
5. Step 5: Solve for x
   x = 29,308,948,923,076/3,870,276
6. Step 6: Final answer
   x = 7,572,831.74