Finding the Fourth Proportional to 3,152.02, 4,727.49 and 1,071.67

Step by Step Solution

1. Step 1: Write the proportion equation
   3,152.02 : 4,727.49 = 1,071.67 : x
2. Step 2: Convert to fraction form
   3,152.02/4,727.49 = 1,071.67/x
3. Step 3: Cross multiply
   3,152.02x = 4,727.49 × 1,071.67
4. Step 4: Simplify right side
   3,152.02x = 5,066,309.21
5. Step 5: Solve for x
   x = 5,066,309.21/3,152.02
6. Step 6: Final answer
   x = 1,607.32