Finding the Fourth Proportional to 10,530.42, 15,784.28 and 5,595.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,530.42 : 15,784.28 = 5,595.09 : x
2. Step 2: Convert to fraction form
   10,530.42/15,784.28 = 5,595.09/x
3. Step 3: Cross multiply
   10,530.42x = 15,784.28 × 5,595.09
4. Step 4: Simplify right side
   10,530.42x = 88,314,467.19
5. Step 5: Solve for x
   x = 88,314,467.19/10,530.42
6. Step 6: Final answer
   x = 8,386.60