Finding the Fourth Proportional to 2,895.72, 4,343.18 and 947.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,895.72 : 4,343.18 = 947.94 : x
2. Step 2: Convert to fraction form
   2,895.72/4,343.18 = 947.94/x
3. Step 3: Cross multiply
   2,895.72x = 4,343.18 × 947.94
4. Step 4: Simplify right side
   2,895.72x = 4,117,069.31
5. Step 5: Solve for x
   x = 4,117,069.31/2,895.72
6. Step 6: Final answer
   x = 1,421.78