Finding the Fourth Proportional to 23,632.59, 32,613.66 and 13,022.91

Step by Step Solution

1. Step 1: Write the proportion equation
   23,632.59 : 32,613.66 = 13,022.91 : x
2. Step 2: Convert to fraction form
   23,632.59/32,613.66 = 13,022.91/x
3. Step 3: Cross multiply
   23,632.59x = 32,613.66 × 13,022.91
4. Step 4: Simplify right side
   23,632.59x = 424,724,795.58
5. Step 5: Solve for x
   x = 424,724,795.58/23,632.59
6. Step 6: Final answer
   x = 17,971.99