Finding the Fourth Proportional to 3,385,658,452.73, 5,078,455,363.56 and 2,058,053,120.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,385,658,452.73 : 5,078,455,363.56 = 2,058,053,120.78 : x
2. Step 2: Convert to fraction form
   3,385,658,452.73/5,078,455,363.56 = 2,058,053,120.78/x
3. Step 3: Cross multiply
   3,385,658,452.73x = 5,078,455,363.56 × 2,058,053,120.78
4. Step 4: Simplify right side
   3,385,658,452.73x = 10,451,730,909,726,015,488
5. Step 5: Solve for x
   x = 10,451,730,909,726,015,488/3,385,658,452.73
6. Step 6: Final answer
   x = 3,087,060,037.41