Finding the Fourth Proportional to 10,147.84, 14,004.56 and 5,671.70

Step by Step Solution

1. Step 1: Write the proportion equation
   10,147.84 : 14,004.56 = 5,671.70 : x
2. Step 2: Convert to fraction form
   10,147.84/14,004.56 = 5,671.70/x
3. Step 3: Cross multiply
   10,147.84x = 14,004.56 × 5,671.70
4. Step 4: Simplify right side
   10,147.84x = 79,429,662.95
5. Step 5: Solve for x
   x = 79,429,662.95/10,147.84
6. Step 6: Final answer
   x = 7,827.25