Finding the Fourth Proportional to 23,632.83, 32,612.02 and 13,021.63

Step by Step Solution

1. Step 1: Write the proportion equation
   23,632.83 : 32,612.02 = 13,021.63 : x
2. Step 2: Convert to fraction form
   23,632.83/32,612.02 = 13,021.63/x
3. Step 3: Cross multiply
   23,632.83x = 32,612.02 × 13,021.63
4. Step 4: Simplify right side
   23,632.83x = 424,661,543.91
5. Step 5: Solve for x
   x = 424,661,543.91/23,632.83
6. Step 6: Final answer
   x = 17,969.14