Finding the Fourth Proportional to 10,514.10, 15,772.73 and 3,117.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,514.10 : 15,772.73 = 3,117.69 : x
2. Step 2: Convert to fraction form
   10,514.10/15,772.73 = 3,117.69/x
3. Step 3: Cross multiply
   10,514.10x = 15,772.73 × 3,117.69
4. Step 4: Simplify right side
   10,514.10x = 49,174,467.01
5. Step 5: Solve for x
   x = 49,174,467.01/10,514.10
6. Step 6: Final answer
   x = 4,677.00