Finding the Fourth Proportional to 2,015,555.31, 2,781,466.37 and 1,110,137.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,015,555.31 : 2,781,466.37 = 1,110,137.31 : x
2. Step 2: Convert to fraction form
   2,015,555.31/2,781,466.37 = 1,110,137.31/x
3. Step 3: Cross multiply
   2,015,555.31x = 2,781,466.37 × 1,110,137.31
4. Step 4: Simplify right side
   2,015,555.31x = 3,087,809,595,250.24
5. Step 5: Solve for x
   x = 3,087,809,595,250.24/2,015,555.31
6. Step 6: Final answer
   x = 1,531,989.51