Finding the Fourth Proportional to 2,126,854,647.09, 3,191,405,974.43 and 1,509,062,456.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,126,854,647.09 : 3,191,405,974.43 = 1,509,062,456.61 : x
2. Step 2: Convert to fraction form
   2,126,854,647.09/3,191,405,974.43 = 1,509,062,456.61/x
3. Step 3: Cross multiply
   2,126,854,647.09x = 3,191,405,974.43 × 1,509,062,456.61
4. Step 4: Simplify right side
   2,126,854,647.09x = 4,816,030,939,805,621,248
5. Step 5: Solve for x
   x = 4,816,030,939,805,621,248/2,126,854,647.09
6. Step 6: Final answer
   x = 2,264,391,196.83