Finding the Third Proportional to 2,729,216,752 and 3,900,113,972

Step by Step Solution

1. Step 1: Write the proportion equation
   2,729,216,752 : 3,900,113,972 = 3,900,113,972 : x
2. Step 2: Convert to fraction form
   2,729,216,752/3,900,113,972 = 3,900,113,972/x
3. Step 3: Cross multiply
   2,729,216,752x = 3,900,113,972 × 3,900,113,972
4. Step 4: Simplify right side
   2,729,216,752x = 15,210,888,994,589,616,128
5. Step 5: Solve for x
   x = 15,210,888,994,589,616,128/2,729,216,752
6. Step 6: Final answer
   x = 5,573,353,227.97