Finding the Fourth Proportional to 1,050.06, 1,445.78 and 892.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.06 : 1,445.78 = 892.37 : x
2. Step 2: Convert to fraction form
   1,050.06/1,445.78 = 892.37/x
3. Step 3: Cross multiply
   1,050.06x = 1,445.78 × 892.37
4. Step 4: Simplify right side
   1,050.06x = 1,290,159.01
5. Step 5: Solve for x
   x = 1,290,159.01/1,050.06
6. Step 6: Final answer
   x = 1,228.65