Finding the Fourth Proportional to 13,256.03, 19,869.45 and 5,460.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,256.03 : 19,869.45 = 5,460.59 : x
2. Step 2: Convert to fraction form
   13,256.03/19,869.45 = 5,460.59/x
3. Step 3: Cross multiply
   13,256.03x = 19,869.45 × 5,460.59
4. Step 4: Simplify right side
   13,256.03x = 108,498,820.63
5. Step 5: Solve for x
   x = 108,498,820.63/13,256.03
6. Step 6: Final answer
   x = 8,184.87