Finding the Fourth Proportional to 1,433.59, 1,975.67 and 1,118.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433.59 : 1,975.67 = 1,118.35 : x
2. Step 2: Convert to fraction form
   1,433.59/1,975.67 = 1,118.35/x
3. Step 3: Cross multiply
   1,433.59x = 1,975.67 × 1,118.35
4. Step 4: Simplify right side
   1,433.59x = 2,209,501.61
5. Step 5: Solve for x
   x = 2,209,501.61/1,433.59
6. Step 6: Final answer
   x = 1,541.24