Finding the Fourth Proportional to 1,192.10, 1,784.55 and 1,048.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,192.10 : 1,784.55 = 1,048.10 : x
2. Step 2: Convert to fraction form
   1,192.10/1,784.55 = 1,048.10/x
3. Step 3: Cross multiply
   1,192.10x = 1,784.55 × 1,048.10
4. Step 4: Simplify right side
   1,192.10x = 1,870,386.86
5. Step 5: Solve for x
   x = 1,870,386.86/1,192.10
6. Step 6: Final answer
   x = 1,568.98