Finding the Fourth Proportional to 23,830.04, 32,886.06 and 13,219.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,830.04 : 32,886.06 = 13,219.86 : x
2. Step 2: Convert to fraction form
   23,830.04/32,886.06 = 13,219.86/x
3. Step 3: Cross multiply
   23,830.04x = 32,886.06 × 13,219.86
4. Step 4: Simplify right side
   23,830.04x = 434,749,109.15
5. Step 5: Solve for x
   x = 434,749,109.15/23,830.04
6. Step 6: Final answer
   x = 18,243.74