Finding the Fourth Proportional to 12,714.51, 19,068.72 and 4,394.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,714.51 : 19,068.72 = 4,394.82 : x
2. Step 2: Convert to fraction form
   12,714.51/19,068.72 = 4,394.82/x
3. Step 3: Cross multiply
   12,714.51x = 19,068.72 × 4,394.82
4. Step 4: Simplify right side
   12,714.51x = 83,803,592.03
5. Step 5: Solve for x
   x = 83,803,592.03/12,714.51
6. Step 6: Final answer
   x = 6,591.18