Finding the Fourth Proportional to 2,812,821.05, 3,881,711.67 and 1,523,661.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,812,821.05 : 3,881,711.67 = 1,523,661.42 : x
2. Step 2: Convert to fraction form
   2,812,821.05/3,881,711.67 = 1,523,661.42/x
3. Step 3: Cross multiply
   2,812,821.05x = 3,881,711.67 × 1,523,661.42
4. Step 4: Simplify right side
   2,812,821.05x = 5,914,414,315,142.77
5. Step 5: Solve for x
   x = 5,914,414,315,142.77/2,812,821.05
6. Step 6: Final answer
   x = 2,102,662.85