Finding the Third Proportional to 58,146,094,838 and 126,215,853,772

Step by Step Solution

1. Step 1: Write the proportion equation
   58,146,094,838 : 126,215,853,772 = 126,215,853,772 : x
2. Step 2: Convert to fraction form
   58,146,094,838/126,215,853,772 = 126,215,853,772/x
3. Step 3: Cross multiply
   58,146,094,838x = 126,215,853,772 × 126,215,853,772
4. Step 4: Simplify right side
   58,146,094,838x = 15,930,441,743,394,886,647,808
5. Step 5: Solve for x
   x = 15,930,441,743,394,886,647,808/58,146,094,838
6. Step 6: Final answer
   x = 273,972,685,315.82