Finding the Third Proportional to 612,069,016.50 and 1,328,055,498

Step by Step Solution

1. Step 1: Write the proportion equation
   612,069,016.50 : 1,328,055,498 = 1,328,055,498 : x
2. Step 2: Convert to fraction form
   612,069,016.50/1,328,055,498 = 1,328,055,498/x
3. Step 3: Cross multiply
   612,069,016.50x = 1,328,055,498 × 1,328,055,498
4. Step 4: Simplify right side
   612,069,016.50x = 1,763,731,405,768,027,904
5. Step 5: Solve for x
   x = 1,763,731,405,768,027,904/612,069,016.50
6. Step 6: Final answer
   x = 2,881,589,098.98