Finding the Fourth Proportional to 2,632.29, 3,945.02 and 1,070.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,632.29 : 3,945.02 = 1,070.48 : x
2. Step 2: Convert to fraction form
   2,632.29/3,945.02 = 1,070.48/x
3. Step 3: Cross multiply
   2,632.29x = 3,945.02 × 1,070.48
4. Step 4: Simplify right side
   2,632.29x = 4,223,045.28
5. Step 5: Solve for x
   x = 4,223,045.28/2,632.29
6. Step 6: Final answer
   x = 1,604.32