Finding the Fourth Proportional to 8,731.74, 12,048.89 and 4,953.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,731.74 : 12,048.89 = 4,953.71 : x
2. Step 2: Convert to fraction form
   8,731.74/12,048.89 = 4,953.71/x
3. Step 3: Cross multiply
   8,731.74x = 12,048.89 × 4,953.71
4. Step 4: Simplify right side
   8,731.74x = 59,686,621.87
5. Step 5: Solve for x
   x = 59,686,621.87/8,731.74
6. Step 6: Final answer
   x = 6,835.59