Finding the Fourth Proportional to 10,047.81, 13,866.81 and 5,573

Step by Step Solution

1. Step 1: Write the proportion equation
   10,047.81 : 13,866.81 = 5,573 : x
2. Step 2: Convert to fraction form
   10,047.81/13,866.81 = 5,573/x
3. Step 3: Cross multiply
   10,047.81x = 13,866.81 × 5,573
4. Step 4: Simplify right side
   10,047.81x = 77,279,732.13
5. Step 5: Solve for x
   x = 77,279,732.13/10,047.81
6. Step 6: Final answer
   x = 7,691.20