Finding the Fourth Proportional to 2,834.86, 4,252.55 and 887.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,834.86 : 4,252.55 = 887.01 : x
2. Step 2: Convert to fraction form
   2,834.86/4,252.55 = 887.01/x
3. Step 3: Cross multiply
   2,834.86x = 4,252.55 × 887.01
4. Step 4: Simplify right side
   2,834.86x = 3,772,065.89
5. Step 5: Solve for x
   x = 3,772,065.89/2,834.86
6. Step 6: Final answer
   x = 1,330.60