Finding the Fourth Proportional to 1,465.72, 2,200.10 and 982.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,465.72 : 2,200.10 = 982.15 : x
2. Step 2: Convert to fraction form
   1,465.72/2,200.10 = 982.15/x
3. Step 3: Cross multiply
   1,465.72x = 2,200.10 × 982.15
4. Step 4: Simplify right side
   1,465.72x = 2,160,812.30
5. Step 5: Solve for x
   x = 2,160,812.30/1,465.72
6. Step 6: Final answer
   x = 1,474.24