Finding the Fourth Proportional to 10,191.12, 14,063.12 and 5,714.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,191.12 : 14,063.12 = 5,714.55 : x
2. Step 2: Convert to fraction form
   10,191.12/14,063.12 = 5,714.55/x
3. Step 3: Cross multiply
   10,191.12x = 14,063.12 × 5,714.55
4. Step 4: Simplify right side
   10,191.12x = 80,364,395.25
5. Step 5: Solve for x
   x = 80,364,395.25/10,191.12
6. Step 6: Final answer
   x = 7,885.73