Finding the Fourth Proportional to 2,947.74, 4,068.27 and 1,902.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,947.74 : 4,068.27 = 1,902.84 : x
2. Step 2: Convert to fraction form
   2,947.74/4,068.27 = 1,902.84/x
3. Step 3: Cross multiply
   2,947.74x = 4,068.27 × 1,902.84
4. Step 4: Simplify right side
   2,947.74x = 7,741,266.89
5. Step 5: Solve for x
   x = 7,741,266.89/2,947.74
6. Step 6: Final answer
   x = 2,626.17