Finding the Fourth Proportional to 1,771.43, 2,444.61 and 985.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,771.43 : 2,444.61 = 985.52 : x
2. Step 2: Convert to fraction form
   1,771.43/2,444.61 = 985.52/x
3. Step 3: Cross multiply
   1,771.43x = 2,444.61 × 985.52
4. Step 4: Simplify right side
   1,771.43x = 2,409,199.82
5. Step 5: Solve for x
   x = 2,409,199.82/1,771.43
6. Step 6: Final answer
   x = 1,360.03