Finding the Fourth Proportional to 1,060.16, 1,583.18 and 1,048.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,060.16 : 1,583.18 = 1,048.71 : x
2. Step 2: Convert to fraction form
   1,060.16/1,583.18 = 1,048.71/x
3. Step 3: Cross multiply
   1,060.16x = 1,583.18 × 1,048.71
4. Step 4: Simplify right side
   1,060.16x = 1,660,301.32
5. Step 5: Solve for x
   x = 1,660,301.32/1,060.16
6. Step 6: Final answer
   x = 1,566.09