Finding the Fourth Proportional to 10,008.18, 15,011.13 and 3,433.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,008.18 : 15,011.13 = 3,433.50 : x
2. Step 2: Convert to fraction form
   10,008.18/15,011.13 = 3,433.50/x
3. Step 3: Cross multiply
   10,008.18x = 15,011.13 × 3,433.50
4. Step 4: Simplify right side
   10,008.18x = 51,540,714.86
5. Step 5: Solve for x
   x = 51,540,714.86/10,008.18
6. Step 6: Final answer
   x = 5,149.86