Finding the Fourth Proportional to 2,045,971.58, 2,823,608.88 and 1,128,380.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045,971.58 : 2,823,608.88 = 1,128,380.20 : x
2. Step 2: Convert to fraction form
   2,045,971.58/2,823,608.88 = 1,128,380.20/x
3. Step 3: Cross multiply
   2,045,971.58x = 2,823,608.88 × 1,128,380.20
4. Step 4: Simplify right side
   2,045,971.58x = 3,186,104,345,677.15
5. Step 5: Solve for x
   x = 3,186,104,345,677.15/2,045,971.58
6. Step 6: Final answer
   x = 1,557,257.39