Finding the Third Proportional to 127,773,856.50 and 277,935,012

Step by Step Solution

1. Step 1: Write the proportion equation
   127,773,856.50 : 277,935,012 = 277,935,012 : x
2. Step 2: Convert to fraction form
   127,773,856.50/277,935,012 = 277,935,012/x
3. Step 3: Cross multiply
   127,773,856.50x = 277,935,012 × 277,935,012
4. Step 4: Simplify right side
   127,773,856.50x = 77,247,870,895,440,144
5. Step 5: Solve for x
   x = 77,247,870,895,440,144/127,773,856.50
6. Step 6: Final answer
   x = 604,567,107.95