Finding the Fourth Proportional to 10,684.32, 16,029.72 and 7,570.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,684.32 : 16,029.72 = 7,570.35 : x
2. Step 2: Convert to fraction form
   10,684.32/16,029.72 = 7,570.35/x
3. Step 3: Cross multiply
   10,684.32x = 16,029.72 × 7,570.35
4. Step 4: Simplify right side
   10,684.32x = 121,350,590.80
5. Step 5: Solve for x
   x = 121,350,590.80/10,684.32
6. Step 6: Final answer
   x = 11,357.82