Finding the Fourth Proportional to 23,619.60, 32,595.54 and 13,009.80

Step by Step Solution

1. Step 1: Write the proportion equation
   23,619.60 : 32,595.54 = 13,009.80 : x
2. Step 2: Convert to fraction form
   23,619.60/32,595.54 = 13,009.80/x
3. Step 3: Cross multiply
   23,619.60x = 32,595.54 × 13,009.80
4. Step 4: Simplify right side
   23,619.60x = 424,061,456.29
5. Step 5: Solve for x
   x = 424,061,456.29/23,619.60
6. Step 6: Final answer
   x = 17,953.79