Finding the Fourth Proportional to 2,108,742.31, 2,910,078.24 and 1,141,872.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,742.31 : 2,910,078.24 = 1,141,872.68 : x
2. Step 2: Convert to fraction form
   2,108,742.31/2,910,078.24 = 1,141,872.68/x
3. Step 3: Cross multiply
   2,108,742.31x = 2,910,078.24 × 1,141,872.68
4. Step 4: Simplify right side
   2,108,742.31x = 3,322,938,844,242.25
5. Step 5: Solve for x
   x = 3,322,938,844,242.25/2,108,742.31
6. Step 6: Final answer
   x = 1,575,791.81