Finding the Fourth Proportional to 10,602.33, 15,906.90 and 3,585.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,602.33 : 15,906.90 = 3,585.56 : x
2. Step 2: Convert to fraction form
   10,602.33/15,906.90 = 3,585.56/x
3. Step 3: Cross multiply
   10,602.33x = 15,906.90 × 3,585.56
4. Step 4: Simplify right side
   10,602.33x = 57,035,064.83
5. Step 5: Solve for x
   x = 57,035,064.83/10,602.33
6. Step 6: Final answer
   x = 5,379.48