Finding the Fourth Proportional to 2,108,788.38, 2,910,141.79 and 1,141,918.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,788.38 : 2,910,141.79 = 1,141,918.72 : x
2. Step 2: Convert to fraction form
   2,108,788.38/2,910,141.79 = 1,141,918.72/x
3. Step 3: Cross multiply
   2,108,788.38x = 2,910,141.79 × 1,141,918.72
4. Step 4: Simplify right side
   2,108,788.38x = 3,323,145,387,855.31
5. Step 5: Solve for x
   x = 3,323,145,387,855.31/2,108,788.38
6. Step 6: Final answer
   x = 1,575,855.32