Finding the Fourth Proportional to 1,596.72, 2,402.37 and 947.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,596.72 : 2,402.37 = 947.91 : x
2. Step 2: Convert to fraction form
   1,596.72/2,402.37 = 947.91/x
3. Step 3: Cross multiply
   1,596.72x = 2,402.37 × 947.91
4. Step 4: Simplify right side
   1,596.72x = 2,277,230.55
5. Step 5: Solve for x
   x = 2,277,230.55/1,596.72
6. Step 6: Final answer
   x = 1,426.19