Finding the Fourth Proportional to 3,618.90, 4,994.06 and 2,047.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,618.90 : 4,994.06 = 2,047.05 : x
2. Step 2: Convert to fraction form
   3,618.90/4,994.06 = 2,047.05/x
3. Step 3: Cross multiply
   3,618.90x = 4,994.06 × 2,047.05
4. Step 4: Simplify right side
   3,618.90x = 10,223,080.29
5. Step 5: Solve for x
   x = 10,223,080.29/3,618.90
6. Step 6: Final answer
   x = 2,824.91