Finding the Third Proportional to 215,433,230 and 341,185,648

Step by Step Solution

1. Step 1: Write the proportion equation
   215,433,230 : 341,185,648 = 341,185,648 : x
2. Step 2: Convert to fraction form
   215,433,230/341,185,648 = 341,185,648/x
3. Step 3: Cross multiply
   215,433,230x = 341,185,648 × 341,185,648
4. Step 4: Simplify right side
   215,433,230x = 116,407,646,401,179,904
5. Step 5: Solve for x
   x = 116,407,646,401,179,904/215,433,230
6. Step 6: Final answer
   x = 540,342,111.57