Finding the Third Proportional to 270,354,972 and 555,042,144

Step by Step Solution

1. Step 1: Write the proportion equation
   270,354,972 : 555,042,144 = 555,042,144 : x
2. Step 2: Convert to fraction form
   270,354,972/555,042,144 = 555,042,144/x
3. Step 3: Cross multiply
   270,354,972x = 555,042,144 × 555,042,144
4. Step 4: Simplify right side
   270,354,972x = 308,071,781,616,116,736
5. Step 5: Solve for x
   x = 308,071,781,616,116,736/270,354,972
6. Step 6: Final answer
   x = 1,139,508,474.13