Finding the Fourth Proportional to 1,759.96, 2,428.72 and 974.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,759.96 : 2,428.72 = 974.01 : x
2. Step 2: Convert to fraction form
   1,759.96/2,428.72 = 974.01/x
3. Step 3: Cross multiply
   1,759.96x = 2,428.72 × 974.01
4. Step 4: Simplify right side
   1,759.96x = 2,365,597.57
5. Step 5: Solve for x
   x = 2,365,597.57/1,759.96
6. Step 6: Final answer
   x = 1,344.12