Finding the Fourth Proportional to 10,747.19, 16,127.04 and 4,506.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,747.19 : 16,127.04 = 4,506.72 : x
2. Step 2: Convert to fraction form
   10,747.19/16,127.04 = 4,506.72/x
3. Step 3: Cross multiply
   10,747.19x = 16,127.04 × 4,506.72
4. Step 4: Simplify right side
   10,747.19x = 72,680,053.71
5. Step 5: Solve for x
   x = 72,680,053.71/10,747.19
6. Step 6: Final answer
   x = 6,762.71