Finding the Fourth Proportional to 8,334.12, 12,495.60 and 3,402.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,334.12 : 12,495.60 = 3,402.42 : x
2. Step 2: Convert to fraction form
   8,334.12/12,495.60 = 3,402.42/x
3. Step 3: Cross multiply
   8,334.12x = 12,495.60 × 3,402.42
4. Step 4: Simplify right side
   8,334.12x = 42,515,279.35
5. Step 5: Solve for x
   x = 42,515,279.35/8,334.12
6. Step 6: Final answer
   x = 5,101.35