Finding the Fourth Proportional to 2,108,591.78, 2,909,858.46 and 1,141,722.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,591.78 : 2,909,858.46 = 1,141,722.59 : x
2. Step 2: Convert to fraction form
   2,108,591.78/2,909,858.46 = 1,141,722.59/x
3. Step 3: Cross multiply
   2,108,591.78x = 2,909,858.46 × 1,141,722.59
4. Step 4: Simplify right side
   2,108,591.78x = 3,322,251,137,484.61
5. Step 5: Solve for x
   x = 3,322,251,137,484.61/2,108,591.78
6. Step 6: Final answer
   x = 1,575,578.15