Finding the Fourth Proportional to 4,272.50, 5,898.71 and 3,275.86

Step by Step Solution

1. Step 1: Write the proportion equation
   4,272.50 : 5,898.71 = 3,275.86 : x
2. Step 2: Convert to fraction form
   4,272.50/5,898.71 = 3,275.86/x
3. Step 3: Cross multiply
   4,272.50x = 5,898.71 × 3,275.86
4. Step 4: Simplify right side
   4,272.50x = 19,323,341.58
5. Step 5: Solve for x
   x = 19,323,341.58/4,272.50
6. Step 6: Final answer
   x = 4,522.73