Finding the Fourth Proportional to 10,162.55, 15,246.12 and 3,588.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,162.55 : 15,246.12 = 3,588.78 : x
2. Step 2: Convert to fraction form
   10,162.55/15,246.12 = 3,588.78/x
3. Step 3: Cross multiply
   10,162.55x = 15,246.12 × 3,588.78
4. Step 4: Simplify right side
   10,162.55x = 54,714,970.53
5. Step 5: Solve for x
   x = 54,714,970.53/10,162.55
6. Step 6: Final answer
   x = 5,383.98