Finding the Fourth Proportional to 1,716.59, 2,368.71 and 970.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,716.59 : 2,368.71 = 970.53 : x
2. Step 2: Convert to fraction form
   1,716.59/2,368.71 = 970.53/x
3. Step 3: Cross multiply
   1,716.59x = 2,368.71 × 970.53
4. Step 4: Simplify right side
   1,716.59x = 2,298,892.27
5. Step 5: Solve for x
   x = 2,298,892.27/1,716.59
6. Step 6: Final answer
   x = 1,339.22