Finding the Third Proportional to 27,017,679 and 58,138,640

Step by Step Solution

1. Step 1: Write the proportion equation
   27,017,679 : 58,138,640 = 58,138,640 : x
2. Step 2: Convert to fraction form
   27,017,679/58,138,640 = 58,138,640/x
3. Step 3: Cross multiply
   27,017,679x = 58,138,640 × 58,138,640
4. Step 4: Simplify right side
   27,017,679x = 3,380,101,461,049,600
5. Step 5: Solve for x
   x = 3,380,101,461,049,600/27,017,679
6. Step 6: Final answer
   x = 125,107,025.70