Finding the Fourth Proportional to 1,870.37, 2,805.72 and 536.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.37 : 2,805.72 = 536.16 : x
2. Step 2: Convert to fraction form
   1,870.37/2,805.72 = 536.16/x
3. Step 3: Cross multiply
   1,870.37x = 2,805.72 × 536.16
4. Step 4: Simplify right side
   1,870.37x = 1,504,314.84
5. Step 5: Solve for x
   x = 1,504,314.84/1,870.37
6. Step 6: Final answer
   x = 804.29