Finding the Fourth Proportional to 2,796.29, 4,193.98 and 947.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,796.29 : 4,193.98 = 947.38 : x
2. Step 2: Convert to fraction form
   2,796.29/4,193.98 = 947.38/x
3. Step 3: Cross multiply
   2,796.29x = 4,193.98 × 947.38
4. Step 4: Simplify right side
   2,796.29x = 3,973,292.77
5. Step 5: Solve for x
   x = 3,973,292.77/2,796.29
6. Step 6: Final answer
   x = 1,420.92