Finding the Fourth Proportional to 8,140.41, 12,212.28 and 3,460.41

Step by Step Solution

1. Step 1: Write the proportion equation
   8,140.41 : 12,212.28 = 3,460.41 : x
2. Step 2: Convert to fraction form
   8,140.41/12,212.28 = 3,460.41/x
3. Step 3: Cross multiply
   8,140.41x = 12,212.28 × 3,460.41
4. Step 4: Simplify right side
   8,140.41x = 42,259,495.83
5. Step 5: Solve for x
   x = 42,259,495.83/8,140.41
6. Step 6: Final answer
   x = 5,191.32