Finding the Fourth Proportional to 10,152.32, 13,984.16 and 7,162.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,152.32 : 13,984.16 = 7,162.91 : x
2. Step 2: Convert to fraction form
   10,152.32/13,984.16 = 7,162.91/x
3. Step 3: Cross multiply
   10,152.32x = 13,984.16 × 7,162.91
4. Step 4: Simplify right side
   10,152.32x = 100,167,227.49
5. Step 5: Solve for x
   x = 100,167,227.49/10,152.32
6. Step 6: Final answer
   x = 9,866.44