Finding the Fourth Proportional to 13,055.43, 19,576.72 and 4,734.20

Step by Step Solution

1. Step 1: Write the proportion equation
   13,055.43 : 19,576.72 = 4,734.20 : x
2. Step 2: Convert to fraction form
   13,055.43/19,576.72 = 4,734.20/x
3. Step 3: Cross multiply
   13,055.43x = 19,576.72 × 4,734.20
4. Step 4: Simplify right side
   13,055.43x = 92,680,107.82
5. Step 5: Solve for x
   x = 92,680,107.82/13,055.43
6. Step 6: Final answer
   x = 7,098.97