Finding the Fourth Proportional to 2,093,081.56, 3,139,683.90 and 576,787.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093,081.56 : 3,139,683.90 = 576,787.48 : x
2. Step 2: Convert to fraction form
   2,093,081.56/3,139,683.90 = 576,787.48/x
3. Step 3: Cross multiply
   2,093,081.56x = 3,139,683.90 × 576,787.48
4. Step 4: Simplify right side
   2,093,081.56x = 1,810,930,364,677.57
5. Step 5: Solve for x
   x = 1,810,930,364,677.57/2,093,081.56
6. Step 6: Final answer
   x = 865,198.18