Finding the Fourth Proportional to 1,365.93, 1,886.73 and 1,130.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,365.93 : 1,886.73 = 1,130.83 : x
2. Step 2: Convert to fraction form
   1,365.93/1,886.73 = 1,130.83/x
3. Step 3: Cross multiply
   1,365.93x = 1,886.73 × 1,130.83
4. Step 4: Simplify right side
   1,365.93x = 2,133,561.93
5. Step 5: Solve for x
   x = 2,133,561.93/1,365.93
6. Step 6: Final answer
   x = 1,561.98