Finding the Fourth Proportional to 12,260.42, 18,387.59 and 3,495.41

Step by Step Solution

1. Step 1: Write the proportion equation
   12,260.42 : 18,387.59 = 3,495.41 : x
2. Step 2: Convert to fraction form
   12,260.42/18,387.59 = 3,495.41/x
3. Step 3: Cross multiply
   12,260.42x = 18,387.59 × 3,495.41
4. Step 4: Simplify right side
   12,260.42x = 64,272,056.55
5. Step 5: Solve for x
   x = 64,272,056.55/12,260.42
6. Step 6: Final answer
   x = 5,242.24