Finding the Fourth Proportional to 12,613.32, 18,900.54 and 5,592.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,613.32 : 18,900.54 = 5,592.24 : x
2. Step 2: Convert to fraction form
   12,613.32/18,900.54 = 5,592.24/x
3. Step 3: Cross multiply
   12,613.32x = 18,900.54 × 5,592.24
4. Step 4: Simplify right side
   12,613.32x = 105,696,355.81
5. Step 5: Solve for x
   x = 105,696,355.81/12,613.32
6. Step 6: Final answer
   x = 8,379.74