Finding the Fourth Proportional to 2,808,768.69, 3,880,068.89 and 2,235,074.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,808,768.69 : 3,880,068.89 = 2,235,074.85 : x
2. Step 2: Convert to fraction form
   2,808,768.69/3,880,068.89 = 2,235,074.85/x
3. Step 3: Cross multiply
   2,808,768.69x = 3,880,068.89 × 2,235,074.85
4. Step 4: Simplify right side
   2,808,768.69x = 8,672,244,381,131.04
5. Step 5: Solve for x
   x = 8,672,244,381,131.04/2,808,768.69
6. Step 6: Final answer
   x = 3,087,560.90