Finding the Fourth Proportional to 10,103.86, 15,156.06 and 5,486.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,103.86 : 15,156.06 = 5,486.86 : x
2. Step 2: Convert to fraction form
   10,103.86/15,156.06 = 5,486.86/x
3. Step 3: Cross multiply
   10,103.86x = 15,156.06 × 5,486.86
4. Step 4: Simplify right side
   10,103.86x = 83,159,179.37
5. Step 5: Solve for x
   x = 83,159,179.37/10,103.86
6. Step 6: Final answer
   x = 8,230.44