Finding the Fourth Proportional to 2,585,152.53, 3,877,729.79 and 2,581,416.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,585,152.53 : 3,877,729.79 = 2,581,416.88 : x
2. Step 2: Convert to fraction form
   2,585,152.53/3,877,729.79 = 2,581,416.88/x
3. Step 3: Cross multiply
   2,585,152.53x = 3,877,729.79 × 2,581,416.88
4. Step 4: Simplify right side
   2,585,152.53x = 10,010,037,113,383.45
5. Step 5: Solve for x
   x = 10,010,037,113,383.45/2,585,152.53
6. Step 6: Final answer
   x = 3,872,126.30