Finding the Fourth Proportional to 10,103.22, 15,156.86 and 4,259.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,103.22 : 15,156.86 = 4,259.88 : x
2. Step 2: Convert to fraction form
   10,103.22/15,156.86 = 4,259.88/x
3. Step 3: Cross multiply
   10,103.22x = 15,156.86 × 4,259.88
4. Step 4: Simplify right side
   10,103.22x = 64,566,383.48
5. Step 5: Solve for x
   x = 64,566,383.48/10,103.22
6. Step 6: Final answer
   x = 6,390.67