Finding the Fourth Proportional to 1,978,877.88, 2,730,852.36 and 1,119,419.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,877.88 : 2,730,852.36 = 1,119,419.82 : x
2. Step 2: Convert to fraction form
   1,978,877.88/2,730,852.36 = 1,119,419.82/x
3. Step 3: Cross multiply
   1,978,877.88x = 2,730,852.36 × 1,119,419.82
4. Step 4: Simplify right side
   1,978,877.88x = 3,056,970,257,277.78
5. Step 5: Solve for x
   x = 3,056,970,257,277.78/1,978,877.88
6. Step 6: Final answer
   x = 1,544,799.85