Finding the Fourth Proportional to 1,777.95, 2,667.47 and 804.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,777.95 : 2,667.47 = 804.06 : x
2. Step 2: Convert to fraction form
   1,777.95/2,667.47 = 804.06/x
3. Step 3: Cross multiply
   1,777.95x = 2,667.47 × 804.06
4. Step 4: Simplify right side
   1,777.95x = 2,144,801.91
5. Step 5: Solve for x
   x = 2,144,801.91/1,777.95
6. Step 6: Final answer
   x = 1,206.33