Finding the Fourth Proportional to 12,714.55, 19,068.41 and 5,317.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,714.55 : 19,068.41 = 5,317.48 : x
2. Step 2: Convert to fraction form
   12,714.55/19,068.41 = 5,317.48/x
3. Step 3: Cross multiply
   12,714.55x = 19,068.41 × 5,317.48
4. Step 4: Simplify right side
   12,714.55x = 101,395,925.94
5. Step 5: Solve for x
   x = 101,395,925.94/12,714.55
6. Step 6: Final answer
   x = 7,974.79