Finding the Third Proportional to 829,388,406 and 1,781,860,321.50

Step by Step Solution

1. Step 1: Write the proportion equation
   829,388,406 : 1,781,860,321.50 = 1,781,860,321.50 : x
2. Step 2: Convert to fraction form
   829,388,406/1,781,860,321.50 = 1,781,860,321.50/x
3. Step 3: Cross multiply
   829,388,406x = 1,781,860,321.50 × 1,781,860,321.50
4. Step 4: Simplify right side
   829,388,406x = 3,175,026,205,336,083,456
5. Step 5: Solve for x
   x = 3,175,026,205,336,083,456/829,388,406
6. Step 6: Final answer
   x = 3,828,153,591.69