Finding the Fourth Proportional to 17,374.76, 25,909.61 and 17,216.94

Step by Step Solution

1. Step 1: Write the proportion equation
   17,374.76 : 25,909.61 = 17,216.94 : x
2. Step 2: Convert to fraction form
   17,374.76/25,909.61 = 17,216.94/x
3. Step 3: Cross multiply
   17,374.76x = 25,909.61 × 17,216.94
4. Step 4: Simplify right side
   17,374.76x = 446,084,200.79
5. Step 5: Solve for x
   x = 446,084,200.79/17,374.76
6. Step 6: Final answer
   x = 25,674.27