Finding the Fourth Proportional to 8,225.89, 12,335.15 and 2,602.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,225.89 : 12,335.15 = 2,602.15 : x
2. Step 2: Convert to fraction form
   8,225.89/12,335.15 = 2,602.15/x
3. Step 3: Cross multiply
   8,225.89x = 12,335.15 × 2,602.15
4. Step 4: Simplify right side
   8,225.89x = 32,097,886.24
5. Step 5: Solve for x
   x = 32,097,886.24/8,225.89
6. Step 6: Final answer
   x = 3,902.06