Finding the Fourth Proportional to 64,555.60, 96,825.69 and 17,174.17

Step by Step Solution

1. Step 1: Write the proportion equation
   64,555.60 : 96,825.69 = 17,174.17 : x
2. Step 2: Convert to fraction form
   64,555.60/96,825.69 = 17,174.17/x
3. Step 3: Cross multiply
   64,555.60x = 96,825.69 × 17,174.17
4. Step 4: Simplify right side
   64,555.60x = 1,662,900,290.43
5. Step 5: Solve for x
   x = 1,662,900,290.43/64,555.60
6. Step 6: Final answer
   x = 25,759.20