Finding the Fourth Proportional to 22,803.12, 31,460.00 and 13,369.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,803.12 : 31,460.00 = 13,369.86 : x
2. Step 2: Convert to fraction form
   22,803.12/31,460.00 = 13,369.86/x
3. Step 3: Cross multiply
   22,803.12x = 31,460.00 × 13,369.86
4. Step 4: Simplify right side
   22,803.12x = 420,615,728.75
5. Step 5: Solve for x
   x = 420,615,728.75/22,803.12
6. Step 6: Final answer
   x = 18,445.53