Finding the Fourth Proportional to 12,113.32, 18,162.18 and 5,097.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,113.32 : 18,162.18 = 5,097.88 : x
2. Step 2: Convert to fraction form
   12,113.32/18,162.18 = 5,097.88/x
3. Step 3: Cross multiply
   12,113.32x = 18,162.18 × 5,097.88
4. Step 4: Simplify right side
   12,113.32x = 92,588,614.18
5. Step 5: Solve for x
   x = 92,588,614.18/12,113.32
6. Step 6: Final answer
   x = 7,643.54