Finding the Fourth Proportional to 2,845.00, 3,925.01 and 2,100.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,845.00 : 3,925.01 = 2,100.74 : x
2. Step 2: Convert to fraction form
   2,845.00/3,925.01 = 2,100.74/x
3. Step 3: Cross multiply
   2,845.00x = 3,925.01 × 2,100.74
4. Step 4: Simplify right side
   2,845.00x = 8,245,440.57
5. Step 5: Solve for x
   x = 8,245,440.57/2,845.00
6. Step 6: Final answer
   x = 2,898.22