Finding the Fourth Proportional to 10,109.02, 13,951.20 and 5,861.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,109.02 : 13,951.20 = 5,861.38 : x
2. Step 2: Convert to fraction form
   10,109.02/13,951.20 = 5,861.38/x
3. Step 3: Cross multiply
   10,109.02x = 13,951.20 × 5,861.38
4. Step 4: Simplify right side
   10,109.02x = 81,773,284.66
5. Step 5: Solve for x
   x = 81,773,284.66/10,109.02
6. Step 6: Final answer
   x = 8,089.14