Finding the Fourth Proportional to 6,113.81, 8,436.61 and 3,460.71

Step by Step Solution

1. Step 1: Write the proportion equation
   6,113.81 : 8,436.61 = 3,460.71 : x
2. Step 2: Convert to fraction form
   6,113.81/8,436.61 = 3,460.71/x
3. Step 3: Cross multiply
   6,113.81x = 8,436.61 × 3,460.71
4. Step 4: Simplify right side
   6,113.81x = 29,196,696.56
5. Step 5: Solve for x
   x = 29,196,696.56/6,113.81
6. Step 6: Final answer
   x = 4,775.53