Finding the Fourth Proportional to 2,373.50, 3,558.87 and 985.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,373.50 : 3,558.87 = 985.25 : x
2. Step 2: Convert to fraction form
   2,373.50/3,558.87 = 985.25/x
3. Step 3: Cross multiply
   2,373.50x = 3,558.87 × 985.25
4. Step 4: Simplify right side
   2,373.50x = 3,506,358.87
5. Step 5: Solve for x
   x = 3,506,358.87/2,373.50
6. Step 6: Final answer
   x = 1,477.30