Finding the Fourth Proportional to 2,087,743,084.66, 3,129,546,085.80 and 980,365,626.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087,743,084.66 : 3,129,546,085.80 = 980,365,626.82 : x
2. Step 2: Convert to fraction form
   2,087,743,084.66/3,129,546,085.80 = 980,365,626.82/x
3. Step 3: Cross multiply
   2,087,743,084.66x = 3,129,546,085.80 × 980,365,626.82
4. Step 4: Simplify right side
   2,087,743,084.66x = 3,068,099,410,067,395,072
5. Step 5: Solve for x
   x = 3,068,099,410,067,395,072/2,087,743,084.66
6. Step 6: Final answer
   x = 1,469,577,091.46