Finding the Third Proportional to 206,060,736 and 429,042,048

Step by Step Solution

1. Step 1: Write the proportion equation
   206,060,736 : 429,042,048 = 429,042,048 : x
2. Step 2: Convert to fraction form
   206,060,736/429,042,048 = 429,042,048/x
3. Step 3: Cross multiply
   206,060,736x = 429,042,048 × 429,042,048
4. Step 4: Simplify right side
   206,060,736x = 184,077,078,952,034,304
5. Step 5: Solve for x
   x = 184,077,078,952,034,304/206,060,736
6. Step 6: Final answer
   x = 893,314,672.78