Finding the Fourth Proportional to 1,759.55, 2,428.15 and 973.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,759.55 : 2,428.15 = 973.59 : x
2. Step 2: Convert to fraction form
   1,759.55/2,428.15 = 973.59/x
3. Step 3: Cross multiply
   1,759.55x = 2,428.15 × 973.59
4. Step 4: Simplify right side
   1,759.55x = 2,364,036.07
5. Step 5: Solve for x
   x = 2,364,036.07/1,759.55
6. Step 6: Final answer
   x = 1,343.55