Finding the Fourth Proportional to 23,422.55, 32,323.89 and 12,812.19

Step by Step Solution

1. Step 1: Write the proportion equation
   23,422.55 : 32,323.89 = 12,812.19 : x
2. Step 2: Convert to fraction form
   23,422.55/32,323.89 = 12,812.19/x
3. Step 3: Cross multiply
   23,422.55x = 32,323.89 × 12,812.19
4. Step 4: Simplify right side
   23,422.55x = 414,139,820.22
5. Step 5: Solve for x
   x = 414,139,820.22/23,422.55
6. Step 6: Final answer
   x = 17,681.25