Finding the Fourth Proportional to 13,256.34, 19,884.06 and 3,395.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,256.34 : 19,884.06 = 3,395.71 : x
2. Step 2: Convert to fraction form
   13,256.34/19,884.06 = 3,395.71/x
3. Step 3: Cross multiply
   13,256.34x = 19,884.06 × 3,395.71
4. Step 4: Simplify right side
   13,256.34x = 67,520,384.98
5. Step 5: Solve for x
   x = 67,520,384.98/13,256.34
6. Step 6: Final answer
   x = 5,093.44