Finding the Third Proportional to 776,838,276 and 1,664,481,838.50

Step by Step Solution

1. Step 1: Write the proportion equation
   776,838,276 : 1,664,481,838.50 = 1,664,481,838.50 : x
2. Step 2: Convert to fraction form
   776,838,276/1,664,481,838.50 = 1,664,481,838.50/x
3. Step 3: Cross multiply
   776,838,276x = 1,664,481,838.50 × 1,664,481,838.50
4. Step 4: Simplify right side
   776,838,276x = 2,770,499,790,696,339,968
5. Step 5: Solve for x
   x = 2,770,499,790,696,339,968/776,838,276
6. Step 6: Final answer
   x = 3,566,379,098.83