Finding the Fourth Proportional to 2,103,139,383.15, 2,887,134,268.82 and 1,805,264,488.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103,139,383.15 : 2,887,134,268.82 = 1,805,264,488.32 : x
2. Step 2: Convert to fraction form
   2,103,139,383.15/2,887,134,268.82 = 1,805,264,488.32/x
3. Step 3: Cross multiply
   2,103,139,383.15x = 2,887,134,268.82 × 1,805,264,488.32
4. Step 4: Simplify right side
   2,103,139,383.15x = 5,212,040,968,512,475,136
5. Step 5: Solve for x
   x = 5,212,040,968,512,475,136/2,103,139,383.15
6. Step 6: Final answer
   x = 2,478,219,470.51