Finding the Fourth Proportional to 23,775.82, 32,809.89 and 13,020.22

Step by Step Solution

1. Step 1: Write the proportion equation
   23,775.82 : 32,809.89 = 13,020.22 : x
2. Step 2: Convert to fraction form
   23,775.82/32,809.89 = 13,020.22/x
3. Step 3: Cross multiply
   23,775.82x = 32,809.89 × 13,020.22
4. Step 4: Simplify right side
   23,775.82x = 427,191,985.98
5. Step 5: Solve for x
   x = 427,191,985.98/23,775.82
6. Step 6: Final answer
   x = 17,967.50