Finding the Fourth Proportional to 2,585,152.28, 3,877,729.41 and 2,581,416.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,585,152.28 : 3,877,729.41 = 2,581,416.62 : x
2. Step 2: Convert to fraction form
   2,585,152.28/3,877,729.41 = 2,581,416.62/x
3. Step 3: Cross multiply
   2,585,152.28x = 3,877,729.41 × 2,581,416.62
4. Step 4: Simplify right side
   2,585,152.28x = 10,010,035,133,929.71
5. Step 5: Solve for x
   x = 10,010,035,133,929.71/2,585,152.28
6. Step 6: Final answer
   x = 3,872,125.91