Finding the Fourth Proportional to 10,095.68, 13,928.85 and 7,113.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,095.68 : 13,928.85 = 7,113.15 : x
2. Step 2: Convert to fraction form
   10,095.68/13,928.85 = 7,113.15/x
3. Step 3: Cross multiply
   10,095.68x = 13,928.85 × 7,113.15
4. Step 4: Simplify right side
   10,095.68x = 99,077,999.38
5. Step 5: Solve for x
   x = 99,077,999.38/10,095.68
6. Step 6: Final answer
   x = 9,813.91