Finding the Fourth Proportional to 2,868,432.82, 4,302,817.89 and 818,935.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,868,432.82 : 4,302,817.89 = 818,935.83 : x
2. Step 2: Convert to fraction form
   2,868,432.82/4,302,817.89 = 818,935.83/x
3. Step 3: Cross multiply
   2,868,432.82x = 4,302,817.89 × 818,935.83
4. Step 4: Simplify right side
   2,868,432.82x = 3,523,731,716,524.57
5. Step 5: Solve for x
   x = 3,523,731,716,524.57/2,868,432.82
6. Step 6: Final answer
   x = 1,228,451.89